Theorems · Theorem · general topology
isQuotientMap_fst
∀ {X : Type u} {Y : Type v} [inst : TopologicalSpace X] [inst_1 : TopologicalSpace Y] [Nonempty Y],
Topology.IsQuotientMap Prod.fst- Defined in
- Mathlib.Topology.Constructions.SumProd
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 78 from the axioms · uses propext, Classical.choice, Quot.sound
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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
- Topology.IsQuotientMapstatement · cited by 124
- IsOpenQuotientMap.isQuotientMapproof · cited by 12
- isOpenQuotientMap_fstproof · cited by 2
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