Theorem NonUnitalSubsemiring.sumSq_toAddSubmonoid

Modification history

2025-01-16 05:31
Mathlib/Algebra/Ring/SumsOfSquares.lean
feat(Algebra/Ring): generalise and extend material about sums of squares and semireal rings (#16094) …
Added NonUnitalSubsemiring.sumSq_toAddSubmonoidView on Github →