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Theorems · Theorem · general topology

Filter.comap_cofinite_le

∀ {α : Type u_2} {β : Type u_3} (f : α → β), Filter.comap f Filter.cofinite ≤ Filter.cofinite
Defined in
Mathlib.Order.Filter.Cofinite
Cited by
1 results in Mathlib
Foundations
Depth 71 from the axioms · uses propext, Classical.choice, Quot.sound
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Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Function.Injective.comap_cofinite_eq · cited by 0Injective.comap_cofinite_…Filter · cited by 8121FilterCompl.compl · cited by 2925Compl.complFilter.comap · cited by 546Filter.comapFilter.cofinite · cited by 251Filter.cofiniteSet.finite_singleton · cited by 70Set.finite_singletonSet.Finite.compl_mem_cofinite · cited by 14Finite.compl_mem_cofiniteFilter.mem_comap · cited by 13Filter.mem_comapFilter.le_cofinite_iff_eventually_ne · cited by 4Filter.le_cofinite_iff_ev…Filter.comap_cofinite_leCITED BYCITES

Cites8

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Cited by1

Results whose statement or proof uses this declaration.