| d'Alembert operator | SV12FVRP62 | concept | open | Wikidata Q911268, EoM D'Alembert_operator, MathWorld dAlembertian |
| D'Alembert's equation | F9Y6V2ZNQT | unknown | open | Wikidata Q1272852, MathWorld dAlembertsEquation |
| D-brane | 5890WTTPB8 | unknown | open | Wikidata Q137880, nLab D-brane |
| D-module | AMBBZSQWER | unknown | open | Wikidata Q5203328, EoM D-module, nLab D-module |
| D. G. Champernowne | G68TZW5NFQ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3011054, ProofWiki Mathematician:David_Gawen_Champernowne |
| D/d | GNK0804QR3 | unknown | out_of_scope (a notation: the notation register holds it (corpus spec K10.4)) | Wikidata Q9884, ProofWiki Symbols:D |
| D4FG761QQR | D4FG761QQR | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q18719230, nLab Brooke Shipley |
| D7JPYKFZV0 | D7JPYKFZV0 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q176659, nLab Andrey Markov |
| dagger category | BEMTASXXYQ | unknown | open | Wikidata Q5208525, nLab dagger category |
| Dale Husemöller | SX57PDYSGE | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1157845, nLab Dale Husemöller |
| dalton | 578B3AXBF0 | definition | open | Wikidata Q483261, ProofWiki Definition:Dalton_(Unit) |
| Damien Calaque | YBD0MD9QPJ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102105162, nLab Damien Calaque |
| damping | W2MAK5TR0S | unknown | open | Wikidata Q1127660, MathWorld DampedSimpleHarmonicMotion |
| Dana Scott | 6ESP8TVJEE | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q49823, nLab Dana Scott |
| Dandelin spheres | HJN2536MP4 | concept | open | Wikidata Q676413, MathWorld DandelinSpheres |
| Danica McKellar | RKPRFPREKX | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q242949, ProofWiki Mathematician:Danica_Mae_McKellar |
| Daniel Bernoulli | 4D1H2Z93GZ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q122366, EoM Bernoulli,_Daniel |
| Daniel da Silva | DBT81NA6AS | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5219175, ProofWiki Mathematician:Daniel_da_Silva |
| Daniel Friedan | SGAHM3SYKM | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q547346, nLab Daniel Friedan |
| Daniel Gabriel Fahrenheit | YB831SRZMH | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q57073, ProofWiki Mathematician:Daniel_Gabriel_Fahrenheit |
| Daniel Harlow | 86EZJW6PTQ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q58238281, nLab Daniel Harlow |
| Daniel Huybrechts | 7J4AHQ4J8A | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1161188, nLab Daniel Huybrechts |
| Daniel Kan | 1TVX9VEK84 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q284616, nLab Daniel Kan |
| Daniel Kastler | 5DQB4CCW23 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q828798, nLab Daniel Kastler |
| Daniel Lazard | BTJK3JNBPX | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5217886, nLab Daniel Lazard |
| Daniel Lenz | BAM8BYHFDF | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q59676621, nLab Daniel Lenz |
| Daniel Quillen | ZKSB0NSD7D | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q369658, nLab Daniel Quillen |
| Daniel Sternheimer | DPD06VWMX7 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q46023413, nLab Daniel Sternheimer |
| Daniel Waldram | XY6DSE5FBY | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q64038641, nLab Daniel Waldram |
| Daniele Amati | KAAAAM0BC6 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1163639, nLab Daniele Amati |
| Daniele Guido | A5PRQ6H3F9 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102341905, nLab Daniele Guido |
| Daniell integral | 9TZ6NAYFDM | concept | open | Wikidata Q2996956, nLab Daniell integral |
| Darboux cubic | RB5TJT35ZQ | concept | open | Wikidata Q1995504, MathWorld DarbouxCubic |
| Darboux integral | SK7TC2G1R5 | concept | open | Wikidata Q2294564, EoM Darboux_integral, MathWorld DarbouxIntegral |
| Darboux vector | SACE7XESFZ | concept | open | Wikidata Q4010518, MathWorld DarbouxVector |
| Darboux's theorem | NE6R6FJEHJ | statement | open | Wikidata Q1058662, nLab Darboux's theorem |
| dark radiation | HYNR5AH8E1 | unknown | open | Wikidata Q5223546, nLab dark radiation |
| dart graph | HRG3RAMATY | unknown | open | Wikidata Q3115561, House of Graphs 1026, MathWorld DartGraph |
| data | WF8ENS60RS | unknown | open | Wikidata Q42848, nLab data |
| data structure | 6JJ4H9ASNN | unknown | open | Wikidata Q175263, MathWorld DataStructure |
| database | 24MB22ZMZC | unknown | open | Wikidata Q8513, MathWorld Database |
| Davenport constant | XYYNPWFN7B | object | open | Wikidata Q17008552, MathWorld DavenportConstant |
| Davenport–Schinzel sequence | TQ7GM2CP2S | concept | open | Wikidata Q3503244, MathWorld Davenport-SchinzelSequence |
| David Albert | 46FF1XDWSX | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5230671, nLab David Albert |
| David Ben-Zvi | WN5FYREQ1F | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q28100982, nLab David Ben-Zvi |
| David Berenstein | QVG5S1BQ55 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5231332, nLab David Berenstein |
| David Borwein | GR4521HZWT | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5231569, ProofWiki Mathematician:David_Borwein |
| David Deutsch | FRKHZ84KGF | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q543682, ProofWiki Mathematician:David_Elieser_Deutsch |
| David Eisenbud | FNKEBT9WV3 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q25817, nLab David Eisenbud |
| David Ellerman | Q9V2ZRRREK | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3017835, nLab David Ellerman |
| David Graham Wells | QK1ZP806VB | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q107868853, ProofWiki Mathematician:David_G._Wells |
| David Gross | 88MGC7Y7CM | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q40262, nLab David Gross |
| David H. Fremlin | 3KSG6CRPRM | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q95335323, nLab David H. Fremlin |
| David Hestenes | GWG6T2CYFH | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1174726, nLab David Hestenes |
| David Hilbert | N310P0Z36N | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q41585, nLab David Hilbert |
| David Kazhdan | W6E2Q8S0A5 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1174945, nLab David Kazhdan |
| David Kosower | 41AWWTRES2 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q15020902, nLab David Kosower |
| David Milman | FMDZ794J12 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1175698, ProofWiki Mathematician:David_Pinhusovich_Milman |
| David Olive | TRHR3BQB37 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q382810, nLab David Olive |
| David Poland | WHSVHJCERW | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q59667982, nLab David Poland |
| David Rees | EKW4CZ2MPR | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q747068, nLab David Rees |
| David Ruelle | 443CBZAQ5R | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q248997, nLab David Ruelle, ProofWiki Mathematician:David_Pierre_Ruelle |
| David Simmons-Duffin | JSB0WK292F | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q59674354, nLab David Simmons-Duffin |
| David Spergel | 5BNN1NSGQ2 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q744057, nLab David Spergel |
| David Speyer | J5N2W71N74 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q56884384, nLab David Speyer |
| David Spivak | QBH348681T | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q63866129, nLab David Spivak |
| David Tong | GQFK02DJCH | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5240460, nLab David Tong |
| David Vogan | TNVGMMBF1B | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q470480, nLab David Vogan |
| Davide Gaiotto | 432V7B9GYY | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1177537, nLab Davide Gaiotto |
| Dawson function | RSYWGA2FAB | concept | open | Wikidata Q3055353, MathWorld DawsonsIntegral |
| day | AF3TD5GK0A | definition | open | Wikidata Q573, ProofWiki Definition:Time/Unit/Day |
| Day convolution | G1Q2QHR2KK | unknown | open | Wikidata Q85755931, nLab Day convolution |
| De analysi per aequationes numero terminorum infinitas | M5Q5JT9S4C | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q5244882, ProofWiki Book:Isaac_Newton/On_Analysis_by_Means_of_Equations_with_an_Infinite_Number_of_Terms |
| De Bruijn graph | N47SH1FQGG | concept | open | Wikidata Q3066095, MathWorld deBruijnGraph |
| De Bruijn sequence | GRV4PNWR4H | concept | open | Wikidata Q1953457, MathWorld deBruijnSequence |
| De Bruijn's theorem | HWRK6032ZA | statement | open | Wikidata Q5244285, MathWorld deBruijnsTheorem |
| de Bruijn-Newman constant | SA9621RRMM | object | open | Wikidata Q2248459, MathWorld deBruijn-NewmanConstant |
| De divina proportione | ND873X55RE | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q1067971, ProofWiki Book:Fra_Luca_Pacioli/De_Divina_Proportione |
| De Gua's theorem | 9HF4E4TPDP | statement | open | Wikidata Q1202608, MathWorld deGuasTheorem |
| de Longchamps point | ZPCZT9FK8N | unknown | open | Wikidata Q1807042, MathWorld deLongchampsPoint |
| de Moivre's formula | XBG390VY47 | statement | open | Wikidata Q190556, MathWorld deMoivresIdentity, ProofWiki De_Moivre's_Formula |
| De Moivre–Laplace theorem | SAP4CASGP0 | statement | open | Wikidata Q1855610, MathWorld deMoivre-LaplaceTheorem |
| De Morgan algebra | PQ4H6KECNH | unknown | open | Wikidata Q5244640, nLab De Morgan algebra |
| De Morgan's laws | HW5C0SEJTF | statement | open | Wikidata Q173300, EoM De_Morgan_laws, MathWorld deMorgansLaws |
| De Nive Sexangula | 1A2Y884RHQ | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q4328876, ProofWiki Book:Johannes_Kepler/De_Nive_Sexangula |
| De rerum natura | XM9FZ0HT3E | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q861986, ProofWiki Book:Lucretius/De_Rerum_Natura |
| De revolutionibus orbium coelestium | E5FNM729P2 | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q845981, ProofWiki Book:Nicolaus_Copernicus/De_Revolutionibus_Orbium_Coelestium |
| de Rham cohomology | HVK10KNP5W | concept | open | Wikidata Q1179446, MathWorld deRhamCohomology, nLab de Rham complex |
| De Thiende | 6D91CXY1PM | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q4414473, ProofWiki Book:Simon_Stevin/De_Thiende |
| Debye length | N334RBH4Z6 | unknown | open | Wikidata Q898268, EoM Debye_length |
| deca | PQNNAD65AP | definition | open | Wikidata Q152516, ProofWiki Definition:Metric_System/Scaling_Prefixes/deka- |
| decade | P5PK3YT267 | definition | open | Wikidata Q39911, ProofWiki Definition:Time/Unit/Decade |
| decagon | CP717D34E2 | unknown | open | Wikidata Q184625, MathWorld Decagon |
| decagonal number | QD04S3DGKS | unknown | open | Wikidata Q663029, MathWorld DecagonalNumber, OEIS A001107 |
| decagram | 3Z0SJ9RM8Z | unknown | open | Wikidata Q3753278, MathWorld Decagram |
| decahedron | HRR0N1A70D | unknown | open | Wikidata Q1183559, MathWorld Decahedron |
| decametre | HDEF4DXK02 | definition | open | Wikidata Q848856, ProofWiki Definition:Dekametre |
| December | 1W8CKTC2EF | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q126, ProofWiki Mathematician:Mathematicians/Sorted_By_Birthday/December |
| deci | KVAQAJ6YZ4 | definition | open | Wikidata Q110827, ProofWiki Definition:Metric_System/Scaling_Prefixes/deci- |
| decidability | CZXWNG6217 | topic | open | Wikidata Q430001, MathWorld Decidable, nLab decidability |
| decimal | K1QQH28WTC | definition | open | Wikidata Q81365, MathWorld Decimal, ProofWiki Definition:Decimal_Notation |
| decimal representation | NX35T1B2Y2 | unknown | open | Wikidata Q1376876, MathWorld DecimalExpansion |
| decimal separator | XTDREV9444 | unknown | open | Wikidata Q427968, MathWorld DecimalComma, MathWorld DecimalPoint |
| decimetre | XVPMTE9G4W | definition | open | Wikidata Q200323, ProofWiki Definition:Metric_System/Length/Decimetre |
| decision problem | GAPQ706W3N | unknown | open | Wikidata Q3262192, MathWorld DecisionProblem |
| decision theory | YB3PXRB4YJ | topic | open | Wikidata Q177571, MathWorld DecisionTheory, ProofWiki Definition:Decision_Theory |
| deck transformation | 8A4NT2W2EV | unknown | open | Wikidata Q78506954, MathWorld DeckTransformation, nLab deck transformation |
| deck transformation group | 9VBVG6JEMZ | unknown | open | Wikidata Q78507138, EoM Group_of_covering_transformations |
| decomposition | 6SVX74XM6T | unknown | open | Wikidata Q139677780, MathWorld Decomposition |
| deconvolution | 3ZBD4NEG0F | unknown | open | Wikidata Q1183700, MathWorld Deconvolution |
| decreasing function | CBD94QJ2A0 | unknown | open | Wikidata Q3075231, MathWorld NonincreasingFunction |
| decreasing sequence | N2VN4A5YVP | unknown | open | Wikidata Q138568936, EoM Decreasing_sequence |
| Dedekind cut | QP0ANAYYQJ | concept | open | Wikidata Q851333, MathWorld DedekindCut |
| Dedekind domain | RBNAP6C301 | concept | open | Wikidata Q254347, EoM Dedekind_ring, LMFDB knowl ring.dedekind_domain, MathWorld DedekindDomain, MathWorld DedekindRing, nLab Dedekind domain, ProofWiki Definition:Dedekind_Domain |
| Dedekind eta function | 8CBH82KZSJ | concept | open | Wikidata Q1182161, LMFDB knowl mf.half_integral_weight.dedekind_eta, MathWorld DedekindEtaFunction, nLab Dedekind eta function |
| Dedekind number | JYNZ41BSEZ | object | open | Wikidata Q5249753, MathWorld DedekindNumber, OEIS A000372 |
| Dedekind psi function | 4WHAT12BFC | concept | open | Wikidata Q1182153, MathWorld DedekindFunction |
| Dedekind sum | N8GX99XBGD | concept | open | Wikidata Q2463775, MathWorld DedekindSum |
| Dedekind zeta function | 3E4JVXXHDR | concept | open | Wikidata Q1182160, nLab Dedekind zeta function |
| Dedekind–MacNeille completion | 4444K7GYV4 | unknown | open | Wikidata Q5249756, nLab MacNeille completion |
| deduction theorem | VEW9AYW2SS | statement | open | Wikidata Q1182249, MathWorld DeductionTheorem, nLab deduction theorem |
| deductive reasoning | CCZ08Z51MT | unknown | open | Wikidata Q484284, MathWorld Deduction |
| defect | 7GW7CD8QDW | unknown | open | Wikidata Q2533936, MathWorld AngularDefect |
| defective matrix | YF7FFYB3KV | unknown | open | Wikidata Q5251123, MathWorld DefectiveMatrix |
| deficient number | 11EPCM4WQC | definition | open | Wikidata Q467511, MathWorld DeficientNumber, OEIS A005100, ProofWiki Definition:Deficient_Number |
| definite description | 4K0FTAWQXC | unknown | open | Wikidata Q265469, nLab definite description |
| definite integral | 6CJS0FK69W | unknown | open | Wikidata Q1991596, MathWorld DefiniteIntegral |
| Definition (1): Number of n-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not | FWG16M3KVM | object | open | Wikidata Q100192992, OEIS A000013 |
| deformation quantization | F3PBMTGE3F | unknown | open | Wikidata Q131143202, nLab deformation quantization |
| deformation retract | TSQJS2ZBCT | unknown | open | Wikidata Q124729584, EoM Deformation_retract, MathWorld DeformationRetract, nLab deformation retract |
| deformation theory | VA9SDP84HD | topic | open | Wikidata Q5251702, nLab deformation theory |
| defunctionalization | 8BHWPD40JZ | unknown | open | Wikidata Q5251733, nLab defunctionalization |
| Degen's eight-square identity | A2XC8C0DR9 | statement | open | Wikidata Q1187196, MathWorld DegensEight-SquareIdentity |
| degeneracy | 8EG0Q11RCZ | unknown | open | Wikidata Q917661, MathWorld Degeneracy, MathWorld Degenerate |
| degeneracy | BEC29N3RPG | unknown | open | Wikidata Q5251771, MathWorld GraphDegeneracy |
| degree | 5G00ANBGQ8 | definition | open | Wikidata Q28390, EoM Degree, MathWorld Degree, ProofWiki Definition:Angle/Unit/Degree |
| degree | G8TSNDAB74 | unknown | open | Wikidata Q383444, MathWorld VertexDegree |
| degree diameter problem | 60KS8P8BWT | unknown | open | Wikidata Q5251835, MathWorld Degree-DiameterProblem |
| degree matrix | BMS7QM8DC4 | unknown | open | Wikidata Q3085391, MathWorld DegreeMatrix |
| degree of a continuous mapping | A4ZYWSKTDY | unknown | open | Wikidata Q306564, MathWorld BrouwerDegree |
| Degree of a field extension | EZVWXWK7ZE | unknown | open | Wikidata Q3493864, MathWorld ExtensionFieldDegree |
| degree of a polynomial | QNZX912T8Z | definition | open | Wikidata Q1473607, MathWorld PolynomialDegree, ProofWiki Definition:Degree_of_Polynomial |
| degree of freedom | W3ZCZP46R5 | unknown | open | Wikidata Q274502, MathWorld DegreeofFreedom, nLab degree of freedom, Wikidata Q3253731 |
| degree sequence | PBJZ0VSTZX | unknown | open | Wikidata Q13368642, MathWorld DegreeSequence |
| Dehn surgery | WV84RX2FFS | unknown | open | Wikidata Q3675173, MathWorld DehnSurgery, nLab Dehn surgery |
| Dehn twist | A28ZT91SF4 | concept | open | Wikidata Q5252320, nLab Dehn twist |
| Dehn's lemma | J3JDF41J1E | statement | open | Wikidata Q3229337, MathWorld DehnsLemma |
| Dejter graph | 4GWNHAXA6W | unknown | open | Wikidata Q17010156, House of Graphs 51368, MathWorld DejterGraph |
| del Pezzo surface | DTCXS4NF5W | unknown | open | Wikidata Q2067112, MathWorld DelPezzoSurface, nLab del Pezzo surface |
| Delambre analogies | W220S8DCRF | statement | open | Wikidata Q4491945, MathWorld GausssFormulas |
| Delannoy number | NJGBXQPWS9 | concept | open | Wikidata Q2886564, MathWorld DelannoyNumber |
| Delaunay triangulation | S0YM1C1S2F | unknown | open | Wikidata Q192445, EoM Delaunay_triangulation, MathWorld DelaunayTriangulation |
| Delboeuf illusion | 4SVRH8DZPZ | unknown | open | Wikidata Q1184010, MathWorld DelboeufIllusion |
| delicate prime | XMD1GNHT6Q | unknown | open | Wikidata Q2252678, MathWorld WeaklyPrime, OEIS A050249 |
| Deligne cohomology | 5X53DSVTVH | unknown | open | Wikidata Q5253964, nLab Deligne cohomology |
| Deligne–Mumford stack | 30CWJHE7BQ | unknown | open | Wikidata Q16955706, nLab Deligne-Mumford stack |
| delta | H7RRV1T77B | unknown | out_of_scope (a notation: the notation register holds it (corpus spec K10.4)) | Wikidata Q14390, ProofWiki Symbols:Greek/Delta |
| Delta operator | 9PZSXA8EPG | unknown | open | Wikidata Q5254796, MathWorld DeltaOperator |
| Delta-ring | VJY7K2AB7X | concept | open | Wikidata Q3021903, MathWorld Delta-Ring |
| deltahedron | RQEA9V1JFK | unknown | open | Wikidata Q1140112, MathWorld Deltahedron |
| deltoid curve | MV1KWCJ81K | unknown | open | Wikidata Q2348724, MathWorld Deltoid |
| deltoid involute | 4QG5N17PYE | unknown | open | Wikidata Q97621535, MathWorld DeltoidInvolute |
| deltoidal hexecontahedral graph | 3AARZD869G | unknown | open | Wikidata Q3115566, House of Graphs 1030, MathWorld DeltoidalHexecontahedralGraph |
| deltoidal hexecontahedron | TD5PD5GP8R | object | open | Wikidata Q1184990, MathWorld DeltoidalHexecontahedron |
| deltoidal icositetrahedral graph | 7TA7YWJ38C | unknown | open | Wikidata Q3115581, House of Graphs 1032, MathWorld DeltoidalIcositetrahedralGraph |
| deltoidal icositetrahedron | 6VGXZJR1ND | object | open | Wikidata Q1184994, MathWorld DeltoidalIcositetrahedron |
| Demeter Krupka | XVB6D1931W | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q95152095, nLab Demeter Krupka |
| demiregular tiling | XG8072S0TD | unknown | open | Wikidata Q15919504, MathWorld DemiregularTessellation |
| Demlo number | J03AAPYKP4 | unknown | open | Wikidata Q30748332, MathWorld DemloNumber, OEIS A002477 |
| Democritus | 6HPPGXWS72 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q41980, ProofWiki Mathematician:Democritus |
| Dendrite | T8124FCFTC | unknown | open | Wikidata Q5256671, MathWorld Dendrite |
| dendroidal set | RHCCXCWPJZ | unknown | open | Wikidata Q5256755, nLab dendroidal set |
| Denis Auroux | TYJ9FZHP5Z | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q2296424, nLab Denis Auroux |
| Denis Diderot | 1ZBVEJGAWW | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q448, nLab Denis Diderot |
| Denjoy–Young–Saks theorem | GDQ5NXSW9N | statement | open | Wikidata Q5257890, MathWorld Denjoy-Saks-YoungTheorem |
| Denmark | NC39F9WJYB | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q35, ProofWiki Mathematician:Mathematicians/Sorted_By_Nation/Denmark |
| Dennis Dieks | 8F24JP5CQS | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5258345, nLab Dennis Dieks |
| Dennis Gaitsgory | PD387446S5 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q950863, nLab Dennis Gaitsgory |
| Dennis Sullivan | KTP25S4FGN | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q726376, nLab Dennis Sullivan |
| denominator | 8NZGGZFFAB | concept | open | Wikidata Q3044574, EoM Denominator, MathWorld Denominator |
| denotational semantics | 11B5P6S34H | unknown | open | Wikidata Q1189746, nLab denotational semantics |
| dense set | XT9CKHKY48 | unknown | open | Wikidata Q673444, MathWorld Dense, nLab dense subspace |
| dense-in-itself space | V1RH32J6YP | definition | open | Wikidata Q936674, ProofWiki Definition:Dense-in-itself |
| density | D6ZBYH633K | concept | open | Wikidata Q5259331, MathWorld PolygonDensity |
| density | E0W820JSC9 | unknown | open | Wikidata Q1209467, nLab density |
| density functional theory | VFNNJ18Q1B | unknown | open | Wikidata Q1048589, nLab density functional theory |
| density matrix | ZFWZTG8K66 | unknown | open | Wikidata Q831774, EoM Density_matrix, nLab density matrix |
| denying the antecedent | W7WKXE049N | statement | open | Wikidata Q2296529, ProofWiki Denying_the_Antecedent |
| dependent type | QYF75TY2AQ | unknown | open | Wikidata Q997433, nLab dependent type |
| dependent typing | BPJMP9D8BD | unknown | open | Wikidata Q56232424, nLab dependent type theory |
| dependent variable | EZ92XQK0ZS | definition | open | Wikidata Q9391534, MathWorld DependentVariable, ProofWiki Definition:Dependent_Variable |
| depth | TAA6JJYQ4M | definition | open | Wikidata Q930412, MathWorld Depth, ProofWiki Definition:Linear_Measure/Depth |
| depth | XPA57HF0KJ | unknown | open | Wikidata Q3406905, EoM Depth_of_a_module |
| depth-first search | WADFYFC6YD | unknown | open | Wikidata Q816319, EoM Depth-first_search, MathWorld Depth-FirstTraversal |
| derangement | AT1HVABQDQ | unknown | open | Wikidata Q1207920, EoM Derangement, MathWorld Derangement |
| Derek Frank Lawden | JYS7XWKMHE | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q17479324, ProofWiki Mathematician:Derek_Frank_Lawden |
| derivation | 8GEN8H8MVK | unknown | open | Wikidata Q451323, MathWorld Derivation |
| derivative | VG6KKWSTDG | topic | open | Wikidata Q29175, EoM Derivative, MathWorld Derivative |
| derivative test | F3AA6JGRWH | concept | open | Wikidata Q898560, MathWorld FirstDerivativeTest |
| derived algebraic geometry | 2KM59XHZH7 | topic | open | Wikidata Q16959942, nLab derived algebraic geometry |
| derived category | T5B1BHFKR6 | unknown | open | Wikidata Q5262626, EoM Derived_category, nLab derived category |
| derived functor | 761W8S0310 | definition | open | Wikidata Q320245, MathWorld DerivedFunctor, nLab derived functor, ProofWiki Definition:Right_Derived_Functor |
| derived scheme | Y0PJPZVTQR | unknown | open | Wikidata Q16959947, nLab derived scheme |
| derived set | 7A5EPMT2YV | concept | open | Wikidata Q322340, MathWorld DerivedSet, ProofWiki Definition:Derived_Set |
| derived stack | THMERW8KAZ | unknown | open | Wikidata Q16937241, nLab derived stack |
| derived tensor product | 1TMDZZ15DF | unknown | open | Wikidata Q39046230, nLab derived tensor product |
| Desargues configuration | 1T9V647S8G | concept | open | Wikidata Q15720456, MathWorld DesarguesConfiguration |
| Desargues graph | D9ZTD57XD0 | unknown | open | Wikidata Q3113838, House of Graphs 1036, MathWorld DesarguesGraph |
| Desargues' theorem | X6HCQK70KS | statement | open | Wikidata Q841893, EoM Desargues_assumption, MathWorld DesarguesTheorem |
| Descartes' rule of signs | HA3NM64NFE | statement | open | Wikidata Q1379344, MathWorld DescartesSignRule |
| descending chain condition | S1YZFGG0AD | unknown | open | Wikidata Q78657438, MathWorld DescendingChainCondition, nLab descending chain condition |
| descent | QJ09P9ZRRR | concept | open | Wikidata Q5263725, nLab descent |
| descent algebra | MXSVH8JPAJ | unknown | open | Wikidata Q16944786, nLab descent algebra |
| desconocidas | JX5XN14B0R | unknown | open | Wikidata Q12340078, MathWorld Unknown |
| descriptive set theory | F1BE21QTFH | topic | open | Wikidata Q225869, MathWorld DescriptiveSetTheory, nLab descriptive set theory, ProofWiki Definition:Descriptive_Set_Theory |
| descriptive statistics | JKD0TF1107 | definition | open | Wikidata Q380344, ProofWiki Definition:Descriptive_Statistics |
| design theory | 8X93QJ2FSQ | concept | open | Wikidata Q3984090, MathWorld BlockDesign, Wikidata Q751484, nLab block design |
| desmic mate | 7K5R8RADYQ | unknown | open | Wikidata Q2184737, MathWorld DesmicMate |
| dessin d'enfant | 9493PK3WYP | concept | open | Wikidata Q3024615, nLab child's drawing |
| destructive dilemma | NZKVKZBJAJ | statement | open | Wikidata Q5265416, MathWorld DestructiveDilemma |
| determinant | TFFQ84FHBE | unknown | open | Wikidata Q178546, EoM determinant, Mathlib Matrix.det, MathWorld Determinant, nLab determinant |
| determinant identity | H7EXQ402K1 | unknown | open | Wikidata Q5265687, MathWorld DeterminantIdentities |
| Determinantal point process | PDR1259576 | unknown | open | Wikidata Q5265688, nLab determinantal point process |
| determinism | Y9PFTJJWA2 | unknown | open | Wikidata Q111031095, MathWorld Deterministic |
| Detlef Gromoll | QSEV3BWFDE | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q105289, nLab Detlef Gromoll |
| Detlev Buchholz | N3AJQ7RMR0 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q91454, nLab Detlev Buchholz |
| developable surface | 2D4HQWCRV4 | unknown | open | Wikidata Q336298, MathWorld DevelopableSurface |
| devil's curve | 3886KYZMSH | unknown | open | Wikidata Q2150139, MathWorld DevilsCurve |
| DFT matrix | VBYJG51FMF | unknown | open | Wikidata Q5204933, MathWorld FourierMatrix |
| diabolical cube | J4NY2A94G9 | unknown | open | Wikidata Q5270197, MathWorld DiabolicalCube |
| Diaconescu's theorem | SP50Y4PBXS | statement | open | Wikidata Q3527059, nLab Diaconescu's theorem |
| diagonal | X8V6XMGG4R | unknown | open | Wikidata Q77966258, MathWorld Diagonal |
| diagonal functor | 9REK4FBW1W | unknown | open | Wikidata Q1208187, nLab diagonal functor |
| diagonal matrix | EZGPZWYDK2 | definition | open | Wikidata Q332791, EoM Diagonal_matrix, MathWorld DiagonalMatrix, ProofWiki Definition:Diagonal_Matrix |
| diagonal morphism | 2A7PH7H2B9 | unknown | open | Wikidata Q25098585, nLab diagonal morphism |
| diagonalizable matrix | 686MJYQQ8K | concept | open | Wikidata Q1767080, MathWorld DiagonalizableMatrix |
| diagram | DT7QMPRCZC | unknown | open | Wikidata Q843237, MathWorld DiagramChasing, nLab diagram |
| Dialectica interpretation | 24CECD35HZ | unknown | open | Wikidata Q5270518, nLab Dialectica interpretation |
| dialgebra | DFRR5G819H | unknown | open | Wikidata Q19596859, nLab dialgebra |
| diameter | MGVAWW5PFK | unknown | open | Wikidata Q37221, EoM Diameter, MathWorld Diameter |
| diamond graph | X62CVPWD2R | unknown | open | Wikidata Q3115555, House of Graphs 28, MathWorld DiamondGraph |
| Diane Maclagan | C0S03ZP7HS | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q56223008, nLab Diane Maclagan |
| dice | 5H29426WEA | definition | open | Wikidata Q45089, MathWorld Dice, ProofWiki Definition:Die |
| Dickman function | E9DHWT00JR | unknown | open | Wikidata Q5273760, MathWorld DickmanFunction |
| Die Lineale Ausdehnungslehre, ein neuer Zweig der Mathematik | K694GBJW80 | unknown | out_of_scope (a book, not an item of mathematics) | Wikidata Q42192348, ProofWiki Book:Hermann_Günter_Grassmann/Die_Lineale_Ausdehnungslehre,_ein_neuer_Zweig_der_Mathematik |
| Diederik Roest | HH3G3PFSE7 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q60036057, nLab Diederik Roest |
| Dieter Lüst | GHY1HMVF91 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q91412, nLab Dieter Lüst |
| Dieter Puppe | E31B547TW5 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1222649, nLab Dieter Puppe |
| Dieter Wandschneider | T2WDQ6XV3J | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1222973, nLab Dieter Wandschneider |
| Dietmar Salamon | 37CCH2XA6S | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1223324, nLab Dietmar Salamon |
| Dieudonné determinant | K6VWB2SD40 | concept | open | Wikidata Q5275226, nLab Dieudonné determinant |
| diffeology | GD28AZPP0G | unknown | open | Wikidata Q5275263, nLab diffeological space |
| diffeomorphism | Q5M9Y4BYG4 | definition | open | Wikidata Q1058314, nLab diffeomorphism, ProofWiki Definition:Diffeomorphism |
| diffeomorphism group | TANG28MB22 | unknown | open | Wikidata Q91783656, nLab diffeomorphism group |
| difference | 5NB1BQ8JYY | unknown | open | Wikidata Q29896155, MathWorld Difference |
| Difference algebra | XX8ZNV2SMD | topic | open | Wikidata Q5275270 |
| difference operator | E4P1DC0JHQ | concept | open | Wikidata Q25383044, MathWorld DifferenceOperator |
| difference quotient | TNKVJ9H5W5 | unknown | open | Wikidata Q1224446, MathWorld DifferenceQuotient |
| Difference set | E5Y9A39G8G | unknown | open | Wikidata Q5275281, MathWorld DifferenceSet |
| differentiability class | T4G992TGZ5 | unknown | open | Wikidata Q2138760, EoM Class_of_differentiability, MathWorld MapClass |
| differentiable function | 3WEEBXH3NG | unknown | open | Wikidata Q783507, MathWorld Differentiable |
| differentiable manifold | HEFYQCYEWM | unknown | open | Wikidata Q3552958, MathWorld DifferentiableManifold, nLab differentiable manifold |
| differentiable map | 74DCN0E7HQ | unknown | open | Wikidata Q77989741, nLab differentiable map |
| differentiable stack | GCNQ3XAKH4 | definition | open | Wikidata Q16960732, nLab differentiable stack, ProofWiki Definition:Differentiable_Stack |
| differential | BJM1MBGPNR | unknown | open | Wikidata Q5130428, MathWorld Differential, Wikidata Q750432, EoM Differential |
| differential algebra | M50D69PY3Z | unknown | open | Wikidata Q2997772, MathWorld DerivationAlgebra |
| differential algebra | Y0E7A1R1QA | topic | open | Wikidata Q91915305, EoM Differential_algebra, MathWorld DifferentialAlgebra |
| differential algebraic equation | 13PW553EGE | unknown | open | Wikidata Q955889, MathWorld Differential-AlgebraicEquation |
| differential calculus | 6AXSGTNPEY | topic | open | Wikidata Q149999, MathWorld DifferentialCalculus, nLab differential calculus |
| differential entropy | X30WCRC2GV | concept | open | Wikidata Q3055345, MathWorld DifferentialEntropy |
| differential equation | G199N0HJSG | definition | open | Wikidata Q11214, MathWorld DifferentialEquation, ProofWiki Definition:Differential_Equation |
| differential evolution | HKEM6AB1AS | concept | open | Wikidata Q2662197, MathWorld DifferentialEvolution |
| differential form | 3QF7NZAEM9 | definition | open | Wikidata Q1047080, EoM Differential_form, MathWorld Differentialk-Form, nLab differential form, ProofWiki Definition:Differential_Form |
| differential Galois theory | GE7C2ARAN3 | topic | open | Wikidata Q2383624, nLab differential Galois theory |
| differential geometry | EMENV92QPQ | topic | open | Wikidata Q188444, EoM Differential_geometry, MathWorld DifferentialGeometry, nLab differential geometry, ProofWiki Definition:Differential_Geometry |
| differential geometry of curves | RPWP4YB67T | topic | open | Wikidata Q2254404, MathWorld topics/DifferentialGeometryofCurves |
| differential geometry of surfaces | DAG7SF9MN1 | unknown | open | Wikidata Q2502381, MathWorld topics/DifferentialGeometryofSurfaces |
| differential graded Lie algebra | 3EVE611NJY | unknown | open | Wikidata Q15241040, nLab differential graded Lie algebra |
| differential graded-commutative algebra | EC5TTTD7G3 | unknown | open | Wikidata Q125379340, nLab differential graded-commutative algebra |
| differential ideal | F6K8JCJZPB | unknown | open | Wikidata Q5275350, MathWorld DifferentialIdeal, nLab differential ideal |
| differential operator | Q0SHZCYMZJ | concept | open | Wikidata Q1058681, MathWorld DifferentialOperator, nLab differential operator |
| differential topology | 3NVFQRHJX8 | topic | open | Wikidata Q1224402, EoM Differential_topology, MathWorld DifferentialTopology, nLab differential topology |
| differentiation | 3KX0Z8170W | unknown | open | Wikidata Q3027705, MathWorld Differentiation |
| diffiety | F4QSNJBQ8W | unknown | open | Wikidata Q5275393, nLab diffiety |
| Diffie–Hellman key exchange | Q5HS28Q11J | unknown | open | Wikidata Q623447, MathWorld Diffie-HellmanProtocol |
| diffraction | WS5CB3S3WG | unknown | open | Wikidata Q133900, EoM Diffraction,_mathematical_theory_of |
| digamma function | 4E48SK772V | definition | open | Wikidata Q905326, EoM Psi-function, MathWorld DigammaFunction, ProofWiki Definition:Digamma_Function |
| digit | SK2DN5HF8Q | unknown | open | Wikidata Q82990, MathWorld Digit |
| digit sum | V4BGAVG0HC | unknown | open | Wikidata Q1363568, MathWorld DigitSum |
| Digital Divide | TVA7TQHQ8Z | topic | open | Wikidata Q81425608 |
| digital identity | 4C2ACT9WY1 | unknown | open | Wikidata Q528053, nLab digital identity |
| digital root | S7FBZJZVP5 | unknown | open | Wikidata Q2532474, MathWorld DigitalRoot |
| Digital root (cf. A010888 ) of prime(n)^3. | GFD05160D5 | object | open | Wikidata Q100194451, OEIS A073637 |
| digon | WT33MSFSN0 | unknown | open | Wikidata Q854818, EoM Digon, MathWorld Digon |
| dihedral angle | 8132PFDS1P | unknown | open | Wikidata Q911907, MathWorld DihedralAngle |
| dihedral group | GM6NCWYJ15 | definition | open | Wikidata Q558339, EoM Dihedral_group, MathWorld DihedralGroup, nLab dihedral group, ProofWiki Definition:Dihedral_Group |
| dihedral group of order 6 | VE5BY0GC6G | definition | open | Wikidata Q2204630, MathWorld DihedralGroupD3, nLab dihedral group of order 6, ProofWiki Definition:Dihedral_Group_D3, ProofWiki Definition:Symmetry_Group_of_Equilateral_Triangle |
| dihedral group of order 8 | SNPHJETK0Z | definition | open | Wikidata Q115556877, MathWorld DihedralGroupD4, nLab dihedral group of order 8, ProofWiki Definition:Dihedral_Group_D4, ProofWiki Definition:Symmetry_Group_of_Square |
| dihedral prime | FRR28WCE21 | unknown | open | Wikidata Q5276398, MathWorld DihedralPrime, OEIS A134996 |
| Dijkstra's algorithm | VRE44DDNK6 | unknown | open | Wikidata Q8548, MathWorld DijkstrasAlgorithm |
| dilatino | DKPEV2VAJS | unknown | open | Wikidata Q3027958, nLab dilatino |
| dilation | Q4QC3TJ6NW | unknown | open | Wikidata Q1225416, MathWorld Dilation |
| dilaton | 65XH5SZA4F | unknown | open | Wikidata Q1193090, nLab dilaton |
| Dilworth's theorem | YQAWTJ34TP | statement | open | Wikidata Q1134776, MathWorld DilworthsLemma |
| dimension | 5WF7892BWM | unknown | open | Wikidata Q4440864, EoM Dimension, MathWorld Dimension |
| dimension of a scheme | AAF2BB2TPP | definition | open | Wikidata Q65090975, ProofWiki Definition:Krull_Dimension_of_Scheme |
| dimensional analysis | REAX3KCBXS | definition | open | Wikidata Q217113, EoM Dimensional_analysis, ProofWiki Definition:Dimensional_Analysis |
| dimensional regularization | E1B2VFWH1S | unknown | open | Wikidata Q5277275, nLab dimensional regularization |
| diminished polyhedron | NE4R94ZMX3 | concept | open | Wikidata Q116672054, MathWorld DiminishedPolyhedron |
| diminished rhombicosidodecahedron | F6NDKWMGG7 | object | open | Wikidata Q1710188, MathWorld DiminishedRhombicosidodecahedron |
| Dimitri Nanopoulos | 3YJ20WSP80 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q578084, nLab Dimitri Nanopoulos |
| Dini's theorem | C8ZPEFJGBN | statement | open | Wikidata Q595466, EoM Dini_theorem, MathWorld DinisTheorem |
| Dinitz conjecture | PMCEQNTSEB | statement | open | Wikidata Q5278348, MathWorld DinitzProblem |
| Dinostratus | WHPHW653J7 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q976854, ProofWiki Mathematician:Dinostratus |
| Diocles of Carystus | B4WVASFCA7 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1226886, ProofWiki Mathematician:Diocles_of_Carystus |
| Diodorus Cronus | CTNE1NMQD4 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q715478, ProofWiki Mathematician:Diodorus_Cronus |
| Dionysius Lardner | DSWJMKCVZM | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q905875, ProofWiki Mathematician:Dionysius_Lardner |
| Diophantine equation | 6R8R59TF6H | topic | open | Wikidata Q905896, EoM Diophantine_equations, MathWorld DiophantineEquation, ProofWiki Definition:Diophantine_Equation |
| Diophantine geometry | ZYEQK0BBBJ | topic | open | Wikidata Q16526038, EoM Diophantine_geometry |
| Diophantine set | F3DE1VVSM1 | unknown | open | Wikidata Q16251580, MathWorld DiophantineSet |
| Diophantus of Alexandria | 2R7GNNHSVK | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q178217, ProofWiki Mathematician:Diophantus_of_Alexandria |
| dipole graph | KD16AKHEFE | unknown | open | Wikidata Q5280042, MathWorld DipoleGraph |
| diquark | 4D8N97X1Q2 | unknown | open | Wikidata Q265326, nLab diquark |
| Dirac comb | ERF8K72MBA | concept | open | Wikidata Q385599, MathWorld ShahFunction |
| Dirac delta function | JKGKYYXY00 | unknown | open | Wikidata Q209675, Mathlib Distribution.delta, MathWorld DeltaFunction |
| Dirac equation | 69DFTRC74E | unknown | open | Wikidata Q272621, MathWorld DiracEquation, nLab Dirac equation |
| Dirac measure | 9MDD4KNC1Z | concept | open | Wikidata Q1227387, nLab Dirac measure |
| Dirac operator | R55G0NQZK6 | topic | open | Wikidata Q907439, MathWorld DiracOperator, nLab Dirac operator |
| Dirac spinor | QKHK4EFZMC | unknown | open | Wikidata Q688945, EoM Dirac_spinor, nLab Dirac spinor |
| Dirac spinor field | 2P9AP2S3VE | unknown | open | Wikidata Q18456248, nLab Dirac field |
| Dirac structure | VP6PK7JJ52 | unknown | open | Wikidata Q117751500, nLab Dirac manifold |
| Dirac's theorem | H3D52EWX2F | statement | open | Wikidata Q125132955, MathWorld DiracsTheorem |
| direct image functor | 8HDDNCPG6R | unknown | open | Wikidata Q5280340, nLab direct image |
| direct image with compact support | H231ME09WV | unknown | open | Wikidata Q5280341, nLab direct image with compact support |
| direct limit | C5RJTWY2TV | unknown | open | Wikidata Q906015, MathWorld DirectLimit, nLab direct limit |
| direct numerical simulation | PW7RP7WJR1 | topic | open | Wikidata Q1227572 |
| direct product | K7J25CK5DF | unknown | open | Wikidata Q1778193, EoM Direct_product, MathWorld DirectProduct |
| direct product of groups | WNS7JJAYEK | definition | open | Wikidata Q2725924, MathWorld GroupDirectProduct, ProofWiki Definition:Group_Direct_Product |
| direct proof | 33MF2VWC2Q | unknown | open | Wikidata Q141488444, MathWorld DirectProof |
| direct proportionality | KNBVD1K5M3 | unknown | open | Wikidata Q21043994, MathWorld DirectlyProportional |
| direct sum | KMKHQPJET0 | unknown | open | Wikidata Q13582243, MathWorld DirectSum |
| direct sum of groups | 6VFJBH30E0 | unknown | open | Wikidata Q4166523, MathWorld GroupDirectSum |
| direct sum of modules | SR8WQZHY4J | unknown | open | Wikidata Q1142861, EoM Direct_sum, MathWorld ModuleDirectSum |
| directed acyclic graph | RG131GKZQK | unknown | open | Wikidata Q1195339, MathWorld AcyclicDigraph |
| Directed Algebraic Topology | TWD8B6KY7Y | unknown | open | Wikidata Q5280404, nLab Directed Algebraic Topology |
| directed angle | T5K6X3HNWA | definition | open | Wikidata Q11751963, MathWorld DirectedAngle, ProofWiki Definition:Directed_Angle |
| directed graph | 9B5F4MJKB0 | definition | open | Wikidata Q1137726, EoM Graph,_oriented, MathWorld DirectedGraph, ProofWiki Definition:Directed_Graph |
| direction | 7F7KBNM4H7 | unknown | open | Wikidata Q3055344, MathWorld Direction |
| direction cosine | 41SWDWBG52 | concept | open | Wikidata Q2518906, MathWorld DirectionCosine |
| directional derivative | FVA7MW0TAS | unknown | open | Wikidata Q383851, MathWorld DirectionalDerivative, nLab directional derivative |
| directrix | 9QX7B6G7BV | unknown | open | Wikidata Q12718748, MathWorld ConicSectionDirectrix |
| Dirichlet beta function | QZV97H6HZQ | definition | open | Wikidata Q1227706, MathWorld DirichletBetaFunction, ProofWiki Definition:Dirichlet_Beta_Function |
| Dirichlet boundary condition | 34YE1AT5E9 | unknown | open | Wikidata Q1193699, MathWorld DirichletBoundaryConditions |
| Dirichlet character | CFSQEN9YXK | unknown | open | Wikidata Q1063579, Mathlib DirichletCharacter, MathWorld DirichletCharacter, nLab Dirichlet character |
| Dirichlet conditions | WD663Q52RE | statement | open | Wikidata Q1227685, MathWorld DirichletFourierSeriesConditions |
| Dirichlet convolution | 3YZN6P7P5R | concept | open | Wikidata Q6453184, EoM Dirichlet_convolution, ProofWiki Definition:Dirichlet_Convolution |
| Dirichlet Divisor Problem | VJRHYJXSKB | concept | open | Wikidata Q81421260, MathWorld DirichletDivisorProblem |
| Dirichlet eta function | 4RX7M0SXNT | unknown | open | Wikidata Q973313, MathWorld DirichletEtaFunction |
| Dirichlet function | P9JCG9KCHS | unknown | open | Wikidata Q948386, MathWorld DirichletFunction |
| Dirichlet integral | Q04MKWD44C | unknown | open | Wikidata Q778099, MathWorld DirichletIntegrals |
| Dirichlet L-function | 6EV0Z1BJRP | unknown | open | Wikidata Q2264419, MathWorld DirichletL-Function, MathWorld DirichletL-Series, nLab Dirichlet L-function |
| Dirichlet lambda function | AM6QZ50PNG | unknown | open | Wikidata Q115966623, MathWorld DirichletLambdaFunction |
| Dirichlet problem | PV054Z980J | topic | open | Wikidata Q1192869, EoM Dirichlet_problem, MathWorld DirichletProblem |
| Dirichlet series | G0S6SS9ZVJ | unknown | open | Wikidata Q620595, LMFDB knowl lfunction.dirichlet_series, MathWorld DirichletSeries |
| Dirichlet's energy | SJNA6AJ811 | unknown | open | Wikidata Q5280760, MathWorld DirichletEnergy |
| Dirichlet's principle | 6WDFVHBBJ1 | unknown | open | Wikidata Q975727, MathWorld DirichletsPrinciple |
| Dirichlet's theorem on arithmetic progressions | 7NJNJY1XC9 | statement | open | Wikidata Q550402, MathWorld DirichletsTheorem |
| Dirichlet's unit theorem | C3YPA0PYTY | statement | open | Wikidata Q1227702, nLab Dirichlet's unit theorem |
| Dirk Kreimer | R74BF728DA | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q118448, nLab Dirk Kreimer |
| disconnected graph | 30MZNME9XK | unknown | open | Wikidata Q138827270, MathWorld DisconnectedGraph |
| discontinuity | PZGKFGVY1V | unknown | open | Wikidata Q541961, MathWorld Discontinuity |
| discontinuous function | MAZ5YSCRD9 | unknown | open | Wikidata Q91305654, EoM Discontinuous_function, MathWorld Discontinuous |
| discrete category | JK55TQAN20 | definition | open | Wikidata Q1228851, nLab discrete category, ProofWiki Definition:Discrete_Category |
| discrete Fourier transform | GJ9AS9E45B | unknown | open | Wikidata Q2878, nLab discrete Fourier transform |
| discrete geometry | ATK1YNNRFQ | topic | open | Wikidata Q906377, ProofWiki Definition:Discrete_Geometry |
| discrete group | 7JMEFT7RBN | unknown | open | Wikidata Q1361055, nLab discrete group |
| discrete logarithm problem | VJB15SBTST | unknown | open | Wikidata Q124295907, MathWorld DiscreteLogarithm, Wikidata Q864003 |
| discrete mathematics | RJ1KJSBJ3W | topic | open | Wikidata Q121416, MathWorld DiscreteMathematics, nLab discrete mathematics, ProofWiki Definition:Discrete_Mathematics |
| discrete measure | B0FXQHVXW2 | definition | open | Wikidata Q3859392, EoM Discrete_measure, ProofWiki Definition:Discrete_Measure |
| discrete Morse theory | K6SY85N1JW | unknown | open | Wikidata Q5282039, nLab discrete Morse theory |
| discrete probability distribution | J16N901J4B | unknown | open | Wikidata Q26898117, MathWorld DiscreteDistribution |
| discrete set | R29W0AZNKT | unknown | open | Wikidata Q13211900, MathWorld DiscreteSet |
| discrete space | 7CNSY6RM6E | unknown | open | Wikidata Q175116, MathWorld DiscreteSpace, nLab discrete object |
| discrete topology | 9ZSZ8BBJHQ | unknown | open | Wikidata Q91267214, MathWorld DiscreteTopology |
| discrete uniform distribution | ZT8MPX4XHH | unknown | open | Wikidata Q3574718, MathWorld DiscreteUniformDistribution |
| discrete valuation | 9CME500VCE | unknown | open | Wikidata Q5282068, nLab discrete valuation |
| discrete valuation ring | JK81D2D36J | unknown | open | Wikidata Q986694, EoM Discretely-normed_ring |
| discriminant | MQP1DPD1AK | definition | open | Wikidata Q192487, EoM Discriminant, MathWorld Discriminant, nLab discriminant, ProofWiki Definition:Discriminant_of_Polynomial |
| disdyakis dodecahedral graph | 2NNHGHVPTQ | unknown | open | Wikidata Q3115568, House of Graphs 1039, MathWorld DisdyakisDodecahedralGraph |
| disdyakis dodecahedron | MYKFV3DBCC | object | open | Wikidata Q1586734, MathWorld DisdyakisDodecahedron |
| disdyakis triacontahedral graph | WG436WZAPE | unknown | open | Wikidata Q3115565, House of Graphs 1041, MathWorld DisdyakisTriacontahedralGraph |
| disdyakis triacontahedron | QSFTNB511X | object | open | Wikidata Q1512266, MathWorld DisdyakisTriacontahedron |
| disjoint sets | 6A1JM8J0TB | unknown | open | Wikidata Q215382, MathWorld DisjointSets |
| disjoint union | M24H9HFD38 | unknown | open | Wikidata Q842620, MathWorld DisjointUnion, nLab disjoint union |
| disjoint union of graphs | V8EES042C2 | unknown | open | Wikidata Q48995627, MathWorld GraphUnion |
| disjunctive normal form | CN2SAXWJ5G | unknown | open | Wikidata Q903789, MathWorld DisjunctiveNormalForm |
| disk | ESAQT4YEV5 | unknown | open | Wikidata Q16557296, MathWorld Disk, Wikidata Q238231 |
| Disk covering problem | P4F2AY4KHZ | problem | open | Wikidata Q5282308, MathWorld DiskCoveringProblem |
| disk integration | 8WQNQZV2AN | unknown | open | Wikidata Q3825524, MathWorld MethodofDisks |
| dispersion relation | WNJSS6FZZZ | unknown | open | Wikidata Q590051, MathWorld DispersionRelation, nLab dispersion relation |
| disphenocingulum | GFDA91P87P | object | open | Wikidata Q1758058, MathWorld Disphenocingulum |
| disphenoid | 3Q7VSR8A5B | unknown | open | Wikidata Q909847, MathWorld Disphenoid |
| Disquisitiones Arithmeticae | E1SNTXG214 | unknown | out_of_scope (a book or a journal, not an item of mathematics) | Wikidata Q510675, nLab Disquisitiones Arithmeticae |
| dissection puzzle | WYBBD0D9YE | unknown | open | Wikidata Q5282744, MathWorld Dissection |
| dissipative system | CWSCYWY0ZR | unknown | open | Wikidata Q596577, nLab dissipative system |
| distance from a point to a plane | CWJN4C7MV5 | unknown | open | Wikidata Q3030668, MathWorld Point-PlaneDistance |
| distance matrix | YGTW12AQYP | unknown | open | Wikidata Q901698, MathWorld GraphDistanceMatrix |
| distance-hereditary graph | T2QQ7G18EZ | unknown | open | Wikidata Q5282847, MathWorld Distance-HereditaryGraph |
| distance-transitive graph | CTCQ3GDJQE | unknown | open | Wikidata Q4391306, MathWorld Distance-TransitiveGraph |
| distinguishing number | 38XT0HAEVK | unknown | open | Wikidata Q130418252, MathWorld DistinguishingNumber |
| distribution | 4MDRJ3S2YR | unknown | open | Wikidata Q564835, EoM Distribution_of_tangent_subspaces, nLab distribution of subspaces |
| distribution function | EHDJQ54C5N | concept | open | Wikidata Q2472662, MathWorld DistributionFunction, Wikidata Q386228, Mathlib ProbabilityTheory.cdf |
| distributive category | HM39DZKZ8B | unknown | open | Wikidata Q5283210, nLab distributive category |
| distributive lattice | 1D6X6Z7F00 | unknown | open | Wikidata Q2363730, nLab distributive lattice |
| distributive law between monads | G2TC5GTCBB | unknown | open | Wikidata Q5283215, nLab distributive law |
| distributive property | WD34RMZ0CM | unknown | open | Wikidata Q187959, MathWorld Distributive |
| ditrigonal dodecadodecahedron | B5YB8B6BXG | unknown | open | Wikidata Q3033698, MathWorld DitrigonalDodecadodecahedron |
| divergence | J8RJYWB6MJ | unknown | open | Wikidata Q189000, EoM Divergence, MathWorld Divergence |
| divergence theorem | JWZSVNTSRW | statement | open | Wikidata Q338886, MathWorld DivergenceTheorem, nLab divergence theorem |
| divergent sequence | JMX0KG6VWN | unknown | open | Wikidata Q91132119, EoM Divergent_sequence, MathWorld DivergentSequence |
| divergent series | Z29VW8P46M | unknown | open | Wikidata Q906520, MathWorld DivergentSeries |
| divides | FAEKZ91QWF | unknown | open | Wikidata Q109497082, MathWorld Divides |
| dividing a circle into areas | H9WTV5BC9H | object | open | Wikidata Q5284051, MathWorld CircleDivisionbyChords, OEIS A000127 |
| dividing a square into similar rectangles | 1K4MRKGCNK | problem | open | Wikidata Q117034634, OEIS A359146 |
| divisible group | D12A5VP6W6 | unknown | open | Wikidata Q1782332, nLab divisible group |
| division | 1655ZRTPJ2 | unknown | open | Wikidata Q1226939, EoM Division, MathWorld Division |
| division algebra | E61TEA7HHT | topic | open | Wikidata Q1231309, MathWorld DivisionAlgebra |
| division by zero | NFWQD8Q7HV | unknown | open | Wikidata Q848539, MathWorld DivisionbyZero |
| division ring | 1CZG8QRJS6 | unknown | open | Wikidata Q650741, EoM Skew-field, MathWorld DivisionRing |
| division sign | V6X1XT3151 | unknown | open | Wikidata Q3961002, MathWorld Obelus |
| divisor | 1XXQ6YAA8Q | unknown | open | Wikidata Q50708, EoM Divisor_(of_an_integer_or_of_a_polynomial), MathWorld Divisor |
| divisor | 5SH82G5SA7 | unknown | open | Wikidata Q909669, nLab divisor (algebraic geometry) |
| divisor class group | 2SN6XE611T | unknown | open | Wikidata Q72096383, EoM Divisor_class_group |
| divisor function | 2MA9DG1DHF | definition | open | Wikidata Q915474, MathWorld DivisorFunction, ProofWiki Definition:Divisor_Function |
| divisor sum function | MXN249DV7S | definition | open | Wikidata Q4047453, OEIS A000203, ProofWiki Definition:Divisor_Sum_Function |
| Dixon's factorization method | KNMFAEB0ER | unknown | open | Wikidata Q1231787, MathWorld DixonsFactorizationMethod |
| Dmitry Dyakonov | 1GFEXRZTCY | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1232502, nLab Dmitri Diakonov |
| Dmitry Kaledin | J7R1T1C5GE | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q18228251, nLab Dmitry Kaledin |
| Dmitry Shirkov | FJJN6NV52N | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3182292, nLab Dmitry Shirkov |
| dodecadodecahedron | 4SDR46MBTP | object | open | Wikidata Q3033696, MathWorld Dodecadodecahedron |
| dodecagon | V4CEDKNHCY | unknown | open | Wikidata Q212074, MathWorld Dodecagon |
| dodecagonal number | BYJYVZ1FPN | object | open | Wikidata Q1081248, OEIS A051624 |
| dodecagram | QS38C8PE9X | unknown | open | Wikidata Q3033697, MathWorld Dodecagram |
| dodecahedral graph | ZER724YR0Y | unknown | open | Wikidata Q3115552, House of Graphs 1043, MathWorld DodecahedralGraph |
| dodecahedral number | MSR5902NGW | object | open | Wikidata Q13825533, OEIS A006566 |
| dodecahedron | KVG5JCTQ2Q | unknown | open | Wikidata Q178296, EoM Dodecahedron, MathWorld Dodecahedron, nLab dodecahedron |
| Dodgson condensation | 425FFH2Y28 | concept | open | Wikidata Q4230490, MathWorld Condensation |
| Dolbeault cohomology | 84QZ43TK35 | unknown | open | Wikidata Q1235317, nLab Dolbeault cohomology |
| Dold–Kan correspondence | MXQFQ2YT3E | unknown | open | Wikidata Q16962174, nLab Dold-Kan correspondence |
| Dold–Thom theorem | 1N2C7S934N | statement | open | Wikidata Q3527062, nLab Dold-Thom theorem |
| domain decomposition methods | 737JV0EZ9B | topic | open | Wikidata Q5289813 |
| domain of a function | Z1BFF817EG | concept | open | Wikidata Q192439, MathWorld Domain |
| domain of holomorphy | QNZK124R14 | unknown | open | Wikidata Q1625065, EoM Domain_of_holomorphy, nLab domain of holomorphy |
| domain theory | NC2E3FZP9V | unknown | open | Wikidata Q1079166, nLab domain theory |
| domatic number | TV1AERB9GG | unknown | open | Wikidata Q3343067, MathWorld DomaticNumber |
| Domenico Giulini | CANYMPYTX4 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q57073325, nLab Domenico Giulini |
| dominated convergence theorem | 7X2VAD97KN | statement | open | Wikidata Q1067156, MathWorld LebesguesDominatedConvergenceTheorem, ProofWiki Lebesgue's_Dominated_Convergence_Theorem |
| domination number | ECKQRNQQFG | unknown | open | Wikidata Q130343824, MathWorld DominationNumber |
| Dominic Gardiner Bowling Edelen | D7JRBSQFZP | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102139331, nLab Dominic+G.+B.+Edelen |
| Dominic Joyce | XJ06P7NPWZ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1237590, nLab Dominic Joyce |
| domino graph | P0T25JM8YJ | unknown | open | Wikidata Q3115558, House of Graphs 1045, MathWorld DominoGraph |
| Don Page | 4QTYEH54ZM | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3035873, nLab Don Page |
| Don Zagier | DTJ83DF6YB | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q574620, nLab Don Zagier |
| Dona nobis pacem | 52CKQKMZ2V | unknown | open | Wikidata Q5293810, nLab 000035425680 |
| Donald Knuth | HQBF6NFDS2 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q17457, nLab Donald Knuth, ProofWiki Mathematician:Donald_Ervin_Knuth |
| Donald Marolf | 9KMVZ1EVY3 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5294808, nLab Donald Marolf |
| Donald W. Blackett | 7F9GH6B2F2 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q94929549, ProofWiki Mathematician:Donald_Watson_Blackett |
| Donaldson theory | 8R719N5XYY | unknown | open | Wikidata Q5295371, nLab Donaldson theory |
| Donovan Harold Van Osdol | QCFD2WBAV3 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102144095, nLab Donovan van Osdol |
| Dorian M. Goldfeld | 92Q9A8S47K | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q726393, nLab Dorian Goldfeld |
| Doron Gepner | YW1MWMKFWN | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q21823259, nLab Doron Gepner |
| Doron Zeilberger | 7EB6DKY9A1 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q909202, MathWorld ZeilbergersAlgorithm, nLab Doron Zeilberger |
| Dorothee Aeppli | H5YP9N8H8D | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102259729, ProofWiki Mathematician:Writer/Dorothée_Aeppli |
| Dositheus | TJ59Q5TGQY | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3714438, ProofWiki Mathematician:Dositheus_of_Pelusium |
| Dots and Boxes | MPAZH2JKQ2 | unknown | open | Wikidata Q1142531, MathWorld DotsandBoxes |
| Dottie number | 656DMXQPCK | object | open | Wikidata Q48996451, MathWorld DottieNumber, OEIS A003957 |
| Douady rabbit | 5ACCTWRES5 | unknown | open | Wikidata Q1150100, MathWorld DouadysRabbitFractal |
| double affine Hecke algebra | 715R90M9DH | concept | open | Wikidata Q5299963, nLab double affine Hecke algebra |
| double bubble theorem | 1QM6BV9RE1 | statement | open | Wikidata Q5299978, MathWorld DoubleBubble |
| double category | B03WASTEND | unknown | open | Wikidata Q99613675, nLab double category |
| double cone | 8QR6Q87TVC | unknown | open | Wikidata Q100801286, MathWorld DoubleCone |
| double coset | YAJQKJ5668 | unknown | open | Wikidata Q5299992, nLab double coset |
| double factorial | M0F0CAGRRD | unknown | open | Wikidata Q13520655, MathWorld DoubleFactorial, nLab double factorial, OEIS A006882 |
| double field theory | QM68SVHSTA | unknown | open | Wikidata Q42320343, nLab double field theory |
| double groupoid | QV9JKCGF71 | unknown | open | Wikidata Q17008126, nLab double groupoid |
| double integral | A7M94FC5Z0 | unknown | open | Wikidata Q9185332, MathWorld DoubleIntegral |
| double Mersenne number | DHJ939Q58M | unknown | open | Wikidata Q1318413, MathWorld DoubleMersenneNumber, OEIS A077586 |
| double point | RJY8H8VV1S | unknown | open | Wikidata Q12714274, MathWorld DoublePoint |
| double sum | W8YAKNK4VT | unknown | open | Wikidata Q3511273, MathWorld DoubleSeries |
| double vertical line | F1AMTD3YGJ | unknown | open | Wikidata Q11410467, MathWorld DoubleBar |
| double-star snark | PYW8P2TKV6 | unknown | open | Wikidata Q3487138, House of Graphs 1049, MathWorld DoubleStarSnark |
| doubling the cube | 4QGJYXMTWR | problem | open | Wikidata Q213673, MathWorld CubeDuplication, ProofWiki Doubling_the_Cube |
| doubly even number | 6GA962JKTC | unknown | open | Wikidata Q135752634, MathWorld DoublyEvenNumber, OEIS A008586 |
| doubly non-negative matrix | ZSSBVFTEKT | unknown | open | Wikidata Q22582534, MathWorld DoublyNonnegativeMatrix |
| doubly stochastic matrix | Z8KPMD86FJ | unknown | open | Wikidata Q1243340, MathWorld DoublyStochasticMatrix |
| Doubly triangular number | VVSMQTJB8Y | object | open | Wikidata Q105044211, OEIS A002817 |
| Douglas Bridges | X9W45CJVVJ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q38170627, nLab Douglas Bridges |
| Douglas Stanford | K43Y4C9ZVN | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q44717823, nLab Douglas Stanford |
| Dov Jarden | 7GXG6B70KB | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q12405644, ProofWiki Mathematician:Dov_Jarden |
| Dowker space | XQM3CF8HR9 | concept | open | Wikidata Q5302693, nLab Dowker space |
| Dowker–Thistlethwaite notation | Q5DGWF6YGF | topic | open | Wikidata Q5302692, MathWorld DowkerNotation |
| down quark | TJS2YX4CS3 | unknown | open | Wikidata Q6745, nLab down quark |
| dozen | H4TBK8Y0TR | unknown | open | Wikidata Q605704, MathWorld Dozen |
| dragon curve | 5HSW7DNRV1 | unknown | open | Wikidata Q643749, MathWorld DragonCurve |
| draw | D55HK79E6C | definition | open | Wikidata Q1137224, ProofWiki Definition:Chess/Draw |
| draw by agreement | BFYGMK2C3W | definition | open | Wikidata Q3346244, ProofWiki Definition:Chess/Draw/Agreement |
| Dror Bar-Natan | 7VNDZZT1K4 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1260333, nLab Dror Bar-Natan |
| Droz-Farny circle | X2HCCH01FC | statement | open | Wikidata Q131599485, MathWorld Droz-FarnyCircles |
| Droz-Farny line theorem | ANYVA3T97W | statement | open | Wikidata Q2392296, MathWorld Droz-FarnyTheorem |
| du Bois-Reymond constants | GYR9625PQA | concept | open | Wikidata Q5784439, MathWorld duBois-ReymondConstants |
| du Val singularity | EBJNS7F5E6 | concept | open | Wikidata Q5310086, MathWorld RationalDoublePoint |
| dual abelian variety | ZZ8N3958V5 | unknown | open | Wikidata Q5310181, nLab dual abelian group scheme |
| dual basis | H30VY59NB0 | unknown | open | Wikidata Q2297777, EoM Dual_basis, MathWorld DualBasis, nLab dual basis |
| dual bundle | N3CNACAYMA | unknown | open | Wikidata Q5310186, MathWorld DualBundle |
| dual graph | 3H618NPXDK | concept | open | Wikidata Q2294516, MathWorld DualGraph |
| dual graviton | JA65M2JFAD | unknown | open | Wikidata Q30639112, nLab dual graviton |
| dual number | QMRXK5AQHN | unknown | open | Wikidata Q751048, MathWorld DualNumber |
| dual photon | 3C7V805N6A | unknown | open | Wikidata Q39054590, nLab dual photon |
| dual polyhedron | 61NPEWJN5P | unknown | open | Wikidata Q1053857, MathWorld DualPolyhedron |
| dual space | X25E8AQW7R | unknown | open | Wikidata Q752487, Mathlib Module.Dual, MathWorld DualVectorSpace, Wikidata Q91323680 |
| duality | AWX9DSX4D0 | concept | open | Wikidata Q1755512, nLab duality |
| duality | SEEFBENXQS | concept | open | Wikidata Q554403, MathWorld DualityLaw |
| duality | XTRFNGSTSG | unknown | open | Wikidata Q735346, MathWorld DualityPrinciple |
| dualizing module | M1HB6T6K11 | concept | open | Wikidata Q5310268, MathWorld GorensteinRing, nLab dualizing module, Wikidata Q5586177, EoM Gorenstein_ring, nLab Gorenstein ring |
| Dudeney number | VENGPQQ235 | object | open | Wikidata Q2534385, OEIS A061209 |
| Duffing equation | 6CD4XCKK5Z | unknown | open | Wikidata Q675387, MathWorld DuffingDifferentialEquation |
| Duffin–Schaeffer theorem | AZ227XVZH3 | conjecture | open | Wikidata Q5312375, EoM Duffin-Schaeffer_conjecture |
| Duflo isomorphism | NA4SSABTNJ | unknown | open | Wikidata Q5312412, nLab Duflo isomorphism |
| Duncan Sommerville | NDNS9CDFMM | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q5314611, ProofWiki Mathematician:Duncan_MacLaren_Young_Sommerville |
| Dunkl operator | PTBPXPEDEQ | unknown | open | Wikidata Q5315392, nLab Dunkl operator |
| duodecimal | D790J5H43P | definition | open | Wikidata Q212177, MathWorld Duodecimal, ProofWiki Definition:Duodecimal_Notation |
| Dupin cyclide | F2HTT5PDTT | concept | open | Wikidata Q4907706, MathWorld Cyclide |
| Dupin's theorem | 1E5BNPHPKT | statement | open | Wikidata Q84845514, MathWorld DupinsTheorem |
| duration | VQG4AF20BG | definition | open | Wikidata Q2199864, ProofWiki Definition:Time/Length |
| Dusa McDuff | VJTYN8V07C | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q450373, nLab Dusa McDuff |
| Dusko Pavlovic | 8WHVBRZR49 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q62057887, nLab Dusko Pavlovic, nLab Duško Pavlović |
| dwarf planet | E08SYA2634 | definition | open | Wikidata Q2199, ProofWiki Definition:Dwarf_Planet |
| dyad | 28F6P5YSH5 | concept | open | Wikidata Q29431432, nLab pair |
| dyadic product | H2SAZTY33Z | unknown | open | Wikidata Q2396526, MathWorld Dyad |
| dyadic transformation | 7QS31T7AYM | concept | open | Wikidata Q826704, MathWorld 2xmod1Map |
| Dyck graph | X3EZFVNGYP | unknown | open | Wikidata Q3115480, House of Graphs 1053, MathWorld DyckGraph |
| Dyck path | GFMXSAHSYM | concept | open | Wikidata Q139882248, MathWorld DyckPath |
| Dym equation | RNVMHE3SNM | unknown | open | Wikidata Q5318827, EoM Harry_Dym_equation, MathWorld HarryDymEquation |
| dynamic programming | CHBVR5ZYN8 | topic | open | Wikidata Q380679 |
| dynamical billiards | XN3S2C2BM9 | unknown | open | Wikidata Q2903467, MathWorld Billiards |
| dynamical system | ZTHEG21164 | unknown | open | Wikidata Q638328, EoM Dynamical_system, MathWorld DynamicalSystem |
| dynamics | HCR5RZP7JJ | unknown | open | Wikidata Q128030, EoM Dynamics |
| dyne | GYVQ93JWA9 | definition | open | Wikidata Q201933, ProofWiki Definition:CGS/Force/Dyne |
| Dynkin diagram | QZ9355JCJR | concept | open | Wikidata Q5319218, EoM Dynkin_diagram, MathWorld DynkinDiagram, nLab Dynkin diagram |
| DZNAS6E25H | DZNAS6E25H | topic | open | Wikidata Q114716152 |
| Dürer graph | DB3THVQ47W | unknown | open | Wikidata Q3115478, House of Graphs 34383, MathWorld DuererGraph |