Theorems · Theorem · general topology
isClosed_mulTSupport
∀ {X : Type u_1} {α : Type u_2} [inst : One α] [inst_1 : TopologicalSpace X] (f : X → α), IsClosed (mulTSupport f)- Defined in
- Mathlib.Topology.Algebra.Support
- Cited by
- 5 results in Mathlib
- Foundations
- Depth 66 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- OneTopologicalSpace
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites4
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- TopologicalSpacestatement and proof · cited by 24,529
- IsClosedstatement · cited by 1,639
- isClosed_closureproof · cited by 195
- mulTSupportstatement · cited by 41
Cited by5
Results whose statement or proof uses this declaration.
- HasCompactMulSupport.infproof · cited by 0
- HasCompactMulSupport.of_compactSpaceproof · cited by 0
- HasCompactMulSupport.intro'proof · cited by 0
- LocallyFinite.exists_finset_nhds_mulSupport_subsetproof · cited by 0
- HasCompactMulSupport.supproof · cited by 0