Theorem Int.eight_dvd_sq_sub_one_of_odd

Modification history

2025-09-01 18:54
Mathlib/NumberTheory/Multiplicity.lean
feat: `8 ∣ a ^ 2 - 1` for each odd `a` (#28790) …
Added Int.eight_dvd_sq_sub_one_of_oddView on Github →