Theorem PrincipalSeg.ext

Modification history

2026-01-08 06:50
Mathlib/Order/InitialSeg.lean
chore(Order/Defs/Unbundled): deprecate `IsIrrefl` in favor of core's `Std.Irrefl` (#33717)
Modified PrincipalSeg.extView on Github →
2024-11-02 20:31
Mathlib/Order/InitialSeg.lean
feat(Order/InitialSeg): extensionality for principal segments (#17598)
Added PrincipalSeg.extView on Github →