Theorem isSumSq.nonneg

Modification history

2024-08-09 03:04

Mathlib/Algebra/Ring/SumsOfSquares.lean

chore(Algebra/Ring/SumsOfSquares, Algebra/Ring/Semireal): name convension (#15621)

Deleted isSumSq.nonneg View on Github →

2024-07-24 10:24

Mathlib/Algebra/Ring/SumsOfSquares.lean

feat (Algebra/Ring): add `isSemireal` class for commutative rings (#14941) …

Added isSumSq.nonneg View on Github →