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Commit 2020-05-13 07:01 ed183f95

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chore(group_theory/submonoid): use complete_lattice_of_Inf (#2661)

  • Use complete_lattice_of_Inf for submonoid and subgroup lattices.
  • Add sub*.copy.
  • Add a few @[simp] lemmas.

Estimated changes

modified theorem subgroup.closure_empty
modified theorem subgroup.closure_eq
deleted theorem subgroup.coe_ssubset_coe
added theorem submonoid.coe_copy
added theorem submonoid.coe_infi
added def submonoid.copy
added theorem submonoid.copy_eq
modified theorem submonoid.ext'
added theorem submonoid.mem_carrier
added theorem submonoid.mem_infi
added theorem is_glb.of_image
added theorem is_lub.of_image
added theorem is_glb_binfi
added theorem is_lub_bsupr