English Explanatory Dictionary

Carmichael number

English dictionary entry

Meanings

noun
  1. A composite number n that satisfies the modular arithmetic congruence relation bⁿ⁻¹≡1(mod n) for all integers 1<b<n that are relatively prime to n.

Word forms

Carmichael number Carmichael numbers

Etymology

Named after Robert Daniel Carmichael (1879–1967), American mathematician.

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