Mathlib Changelog
v4
Changelog
About
Github
Theorem
Real.arctan_ne_mul_pi_div_two
Modification history
2025-07-31 14:34
Mathlib/Analysis/SpecialFunctions/Trigonometric/Arctan.lean
feat(Arctan): add more `simp` lemmas (#27719) …
Modified
Real.arctan_ne_mul_pi_div_two
View on Github →
2024-02-13 23:17
Mathlib/Analysis/SpecialFunctions/Trigonometric/Arctan.lean
feat: arctangent addition and Machin's formula for π (#9847) …
Added
Real.arctan_ne_mul_pi_div_two
View on Github →