Theorem ArithmeticFunction.sigma_eq_one_iff

Modification history

2025-12-02 09:01
Mathlib/NumberTheory/ArithmeticFunction.lean
refactor(NumberTheory/ArithmeticFunction): split long file (#32304) …
Modified ArithmeticFunction.sigma_eq_one_iffView on Github →
2025-09-03 19:50
Mathlib/NumberTheory/ArithmeticFunction.lean
feat(NumberTheory/ArithmeticFunction): add lemmas for `sigma` (#27358) …
Added ArithmeticFunction.sigma_eq_one_iffView on Github →