Theorem WithOne.«exists»

Modification history

2026-01-14 14:17

Mathlib/Algebra/Group/WithOne/Defs.lean

feat(to_dual): linter for redundant uses of `to_dual`/`to_additive` (#33239) …

Modified WithOne.«exists»View on Github →

2025-06-11 14:29

Mathlib/Algebra/Group/WithOne/Defs.lean

feat(GroupWithZero/WithZero): injectivity and monotonicity of `WithZero.map'` (#25660) …

Added WithOne.«exists»View on Github →