| triacontagon | GPGHVVQTB6 | unknown | open | Wikidata Q1898252, MathWorld Triacontagon |
| triacontahedron | ENW0J8YX8Z | unknown | open | Wikidata Q115864189, MathWorld Triacontahedron |
| triad | C6HNWYA4W2 | unknown | open | Wikidata Q29430681, MathWorld Triad |
| triakis icosahedral graph | ZFN2Z2R5DM | unknown | open | Wikidata Q3115611, House of Graphs 1370, MathWorld TriakisIcosahedralGraph |
| triakis icosahedron | 26FY7296XQ | object | open | Wikidata Q1513913, MathWorld TriakisIcosahedron |
| triakis octahedron | WPVJD7N2W1 | object | open | Wikidata Q1512362, MathWorld SmallTriakisOctahedron |
| triakis tetrahedral graph | WPQSQFCS2P | unknown | open | Wikidata Q3115614, House of Graphs 1372, MathWorld TriakisTetrahedralGraph |
| triakis tetrahedron | AZ3DB0Q4DQ | object | open | Wikidata Q1461951, MathWorld TriakisTetrahedron |
| Trial division | 4PAW0SVM54 | unknown | node (a node has the same Wikidata item as the row) | Wikidata Q1333681, MathWorld TrialDivision |
| Trial Space with Boundary Conditions, Test Space | DMETPA4WKT | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.13222#RTAU |
| Trial state on the leftover region | 2FH7T8JEN8 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.20910#JGA9 |
| triality | 57NFT28FNM | unknown | open | Wikidata Q17104294, nLab triality |
| triameter | N6Q88M3V1H | unknown | open | Wikidata Q133886647, MathWorld GraphTriameter |
| triangle | CYNZS0TJRN | definition | node (a node has the same Wikidata item as the row) | Wikidata Q19821, MathWorld Triangle, ProofWiki Definition:Triangle_(Geometry) |
| Triangle (0 <= k <= n) read by rows: T(n, k) is the number of Schröder paths having k peaks. | R3C8JT02VM | object | open | Wikidata Q100194582, OEIS A060693 |
| Triangle (an infinite binary tree) read by rows; see Comments lines for definition. | 1F5GB0442F | object | open | Wikidata Q100194355, OEIS A082007 |
| triangle center | JC9PJYBJ7E | unknown | open | Wikidata Q778806, MathWorld TriangleCenter |
| triangle centroid | SXR54HT2ZB | unknown | open | Wikidata Q11872258, MathWorld TriangleCentroid |
| Triangle counting lemma | 7EFARXAP4W | unknown | open | mathlib_overview Combinatorics > Graph theory > Triangle counting lemma, Mathlib SimpleGraph.triangle_counting |
| triangle cubic | NHVF1CKW45 | unknown | open | Wikidata Q109315167, MathWorld TriangleCubic |
| Triangle estimate | NTTZXYMDT3 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.12803#7BCJ |
| triangle geometry | HWMFVXR0G3 | topic | open | Wikidata Q1257470, MathWorld TriangleGeometry |
| triangle graph | BEWQWWJ2RZ | unknown | open | Wikidata Q3115619, House of Graphs 1374, MathWorld TriangleGraph |
| triangle group | ASXB86KP1R | unknown | open | Wikidata Q652123, LMFDB knowl group.triangle_group, MathWorld TriangularSymmetryGroup |
| triangle identity | XAXEY50ZJC | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.39511#ZX8K |
| Triangle Inequality | 3Y2BZ8880E | statement | open | ernst_ibl MAAPressVersion/AxiomsRealNumbers.tex#thm:triangle inequality |
| Triangle Inequality | Y11F32K15Q | statement | open | lebl_ra ch-real-nums.tex#prop-4 |
| triangle inequality for complex numbers | RA6XEDPN57 | statement | open | Wikidata Q120567818, ProofWiki Triangle_Inequality/Complex_Numbers |
| Triangle inequality for subspaces of different dimensions | 36AKZX01FJ | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.26406#8VQ1 |
| triangle inequality theorem | A9TYT4V40W | statement | node (a node has the same Wikidata item as the row) | Wikidata Q208216, MathWorld TriangleInequality, nLab triangle inequality, ProofWiki Triangle_Inequality |
| triangle inequality, complex numbers | VCQPE6XY5K | concept | open | lebl_ra index/1.1.1/triangle-inequality-complex-numbers |
| triangle inequality, norms | WNP0QDP0V5 | concept | open | lebl_ra index/11.2.1/triangle-inequality-norms |
| Triangle problem | G2WE57W3M0 | problem | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.14373#JRS9 |
| Triangle removal lemma | 5D6YNWZAEK | unknown | open | mathlib_overview Combinatorics > Graph theory > Triangle removal lemma, Mathlib SimpleGraph.triangle_removal |
| Triangle sequence completeness | 16NW060B7J | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2010.14428#Z4CA |
| triangle wave | M66RCW1YEX | unknown | open | Wikidata Q1257456, MathWorld FourierSeriesTriangleWave |
| triangle zeros | N89Z5PZWG0 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.02289#EHSW |
| triangle, inequality for $\RC$ | BAWBPWK424 | concept | open | hott_book index/B.3.2/triangle-inequality-for-rc |
| triangle-free graph | 6YGCA4NTZD | unknown | open | Wikidata Q7840044, MathWorld Triangle-FreeGraph |
| Triangle-free sixth-moment consequence | H340JR5N6A | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.14373#ZMDH |
| Triangular affine contraction | R3JVT8EEJ0 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.25060#CAK6 |
| triangular array | N15EMAJ87E | unknown | open | Wikidata Q7840129, MathWorld NumberTriangle |
| triangular bipyramid | 6H4XK6A36E | object | open | Wikidata Q155939, MathWorld TriangularDipyramid |
| Triangular coefficient construction and mean compatibility | 7ZPG82EX6Z | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.06544#9YCH |
| Triangular coefficients | YBD4GJ5F38 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.15262#C0KE |
| Triangular coupling | KNCXHCD8ZZ | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.05498#5PYO |
| triangular cupola | G1YBSRT8EJ | object | open | Wikidata Q61562, MathWorld TriangularCupola |
| triangular distribution | 6WDBVDE2BV | unknown | open | Wikidata Q686473, MathWorld TriangularDistribution |
| Triangular error propagation | NYB4V0QT7F | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.00448#GGKU |
| triangular function | G2KT419N60 | unknown | open | Wikidata Q1257483, MathWorld TriangleFunction |
| Triangular grid Nash inequality | F6V5718JSW | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.00137#0XMK |
| triangular hebesphenorotunda | YHG50PN2M0 | object | open | Wikidata Q2560593, MathWorld TriangularHebesphenorotunda |
| triangular matrix | X3490CJYY5 | topic | open | Wikidata Q506265, MathWorld TriangularMatrix, nLab triangular matrix |
| triangular number | E4GAQNZK6K | unknown | open | Wikidata Q245102, MathWorld TriangularNumber, OEIS A000217 |
| triangular numbers | 9G262WTAVY | concept | open | levin_dmoi index/3.1/triangular-numbers |
| triangular numbers | BQEQXKBV8H | concept | open | levin_dmoi index/3.2.1/triangular-numbers |
| triangular orthobicupola | 3G87BVBSDS | object | open | Wikidata Q940483, MathWorld TriangularOrthobicupola |
| triangular prism | E8793NB9BN | unknown | open | Wikidata Q1193827, MathWorld TriangularPrism |
| triangular prism graph | RW835MRRS6 | unknown | open | Wikidata Q127699143, House of Graphs 746 |
| triangular representation | JV39V022BY | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.00902#05VN |
| Triangular ResNet | T67XREHDVM | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.10875#9NFC |
| Triangular shear measure | Z56RA5W2DA | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.10875#L43Q |
| Triangular structure | FEX0EGQQZ8 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.10875#GKJQ |
| triangular system | 628NSQY5QJ | concept | open | austin_ula index/1.2.1/triangular-system |
| triangular tiling | 2AY4SBZAG9 | unknown | open | Wikidata Q3063292, MathWorld TriangularGrid |
| Triangular two-point reconstruction | JKS1XT9KR9 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.10821#M6DS |
| Triangular zero-curvature representation | SRJEZAHXT4 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.19192#TAAP |
| Triangular-array aggregation under uniform MRV | 2XYXAFVXSV | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.29658#SA8K |
| triangularization | 77NWAD65ZK | unknown | open | mathlib_undergrad Linear algebra > Structure theory of endomorphisms > triangularization |
| triangulated category | 11ZM5ZKGTN | unknown | open | Wikidata Q7840150, nLab triangulated category |
| Triangulated endpoint | G8KM9WZE7K | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.34289#RX92 |
| triangulation | YTTS3NKD44 | concept | open | Wikidata Q2635635, MathWorld Triangulation |
| triaugmented dodecahedron | DJVE5CYAVV | object | open | Wikidata Q2013347, MathWorld TriaugmentedDodecahedron |
| triaugmented hexagonal prism | VTA4B0B3EC | object | open | Wikidata Q2179713, MathWorld TriaugmentedHexagonalPrism |
| triaugmented triangular prism | RVCHP1EX6R | object | open | Wikidata Q2444950, MathWorld TriaugmentedTriangularPrism |
| triaugmented truncated dodecahedron | XKMYRGJ79C | object | open | Wikidata Q2324249, MathWorld TriaugmentedTruncatedDodecahedron |
| tribonacci number | VM56VVPM82 | definition | open | Wikidata Q1052335, EoM Tribonacci_sequence, MathWorld TribonacciNumber, OEIS A000073, ProofWiki Definition:Tribonacci_Sequence |
| tribonacci ratio | 8G8T26V7SV | object | open | Wikidata Q110100838, OEIS A058265 |
| tricategory | YGY3NR4Q0H | unknown | open | Wikidata Q16958581, nLab tricategory |
| Trichotomy | CPQF2QAHR3 | statement | open | open_logic content/set-theory/ordinals/basic.tex#ordtrichotomy |
| Trichotomy for the hyperplane graphs | AP67SSZDJ6 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.20649#M2AH |
| Trichotomy in the width exponent | 7C9C4V9SGS | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.04357#JSW5 |
| trichotomy law | PF9ETK3GJ1 | unknown | open | Wikidata Q2713184, MathWorld TrichotomyLaw |
| trichotomy of ordinals | GVXVG7CZN4 | concept | open | hott_book index/C.4/trichotomy-of-ordinals |
| Trichotomy theorem | YE4FXREJE1 | statement | open | mathlib_1000 Q7841060, Wikidata Q7841060, thousand_plus Q7841060, Wikipedia Trichotomy theorem |
| Trickle-down | 7P28X91KNC | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv math/0003117#6VD7 |
| Trickle-down and initial stability for amplifiers | C3TNKD6R2Z | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv math/0003117#ZSSM |
| Tricky | 73AT421X3J | exercise | open | lebl_ra ch-vol1-intro.tex#exercise-5 |
| Tricky | 8H4V58P01V | exercise | open | lebl_ra ch-metric.tex#exercise-33 |
| Tricky | 8MKR82BXA4 | exercise | open | lebl_ra ch-seq-ser.tex#exercise-16 |
| tricky | CDJH71CMTN | exercise | open | lebl_diffyqs ch-first-order-ode.tex#exercise-36 |
| tricky | NVWY87AT9C | exercise | open | lebl_diffyqs ch-power-ser.tex#exercise-40 |
| Tricky | YYHGWRYTXF | exercise | open | lebl_scv scv.tex#exercise-45 |
| tricolorability | NK44MKZRTE | unknown | open | Wikidata Q7841270, MathWorld Three-ColorableKnot, MathWorld Tricolorable |
| Tricorn | ZV2ECYZGHC | unknown | open | Wikidata Q7841294, MathWorld MandelbarSet |
| tridecagon | 246CWQBQF5 | unknown | open | Wikidata Q849375, MathWorld Tridecagon |
| tridecagonal number | DMMZA4AJYF | object | open | Wikidata Q18449456, OEIS A051865 |
| trident curve | XG98GB7TPT | unknown | open | Wikidata Q3539099, MathWorld TridentofNewton |
| tridiagonal matrix | TSE3ZEZGV0 | definition | open | Wikidata Q1755277, MathWorld TridiagonalMatrix, ProofWiki Definition:Tridiagonal_Matrix |
| tridiminished icosahedron | H60R2RHXY6 | object | open | Wikidata Q2997642, MathWorld TridiminishedIcosahedron |