Math 2.0

concept

Legendre symbol

Summary

The Legendre symbol (ap)\left(\frac{a}{p}\right) takes the value 11, −1-1 or 00, and it tells whether aa is a square modulo an odd prime pp. The definition of the Legendre symbol gives the precise form.

What this node needs for W2
  • edge instance_of in: at least two examples (0 of 2)
  • edge not_instance_of in: at least one non-example (0 of 1)
  • edge specializes both: the more general notions and the special cases (0 of 1)

The writing levels say how complete the text of a node is. They do not measure its truth.

Sources

  1. Web https://en.wikipedia.org/wiki/Legendre_symbol, lead section

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Definitions