Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2022-07-11 16:51 888caf7d

View on Github →

feat(order/modular_lattice): Semimodular lattices (#11602) This defines the four main kinds of semimodular lattices:

  • Weakly upper modular
  • Weakly lower modular
  • Upper modular
  • Lower modular

Estimated changes