Euler's criterion

短语

发音

/ˈɔɪ̯.lə(ɹ)z kɹaɪ̯ˈtɪ.ɹi.ən/
/ˈɔɪ̯.lə(ɹ)z kɹɪˈtɪ.ɹi.ən/

释义与例句

name
  1. 1.

    A theorem which states that, given a positive integer a which is coprime to an odd prime number p, a is a quadratic residue of p if and only if a^((p-1)/2) is congruent to 1 modulo p.

    数学

词源

Named after Leonhard Euler (1707–1783), Swiss mathematician and physicist, who devised the criterion in 1748.

来源：wiktionary