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Theorem nat.divisors_eq_proper_divisors_insert_self

Modification history

2020-10-08 15:40
src/number_theory/divisors.lean
feat(number_theory/arithmetic_function): define `is_multiplicative` on `arithmetic_function`s, provides examples (#4312) …
Deleted nat.divisors_eq_proper_divisors_insert_selfView on Github →
2020-10-01 16:43
src/number_theory/divisors.lean
feat(number_theory/divisors): defines the finsets of divisors/proper divisors, perfect numbers, etc. (#4310) …
Added nat.divisors_eq_proper_divisors_insert_selfView on Github →