Mathlib Changelog
v4
Changelog
About
Github
Theorem
FormalGroup.assoc'
Modification history
2026-06-30 06:44
Mathlib/RingTheory/FormalGroup/Basic.lean
feat(FormalGroup): `F(X,0)=X` and `F(0,X)=X` (#38052) …
Added
FormalGroup.assoc'
View on Github →