instHasExplicitPullbacksOfInclusionsExtremallyDisconnectedCarrier

English

There is an explicit pullback construction for inclusions of ExtremallyDisconnected carriers.

Русский

Существует явная конструкция pullback для включений носителей ExtDr разобщенных.

LaTeX

$$$\text{HasExplicitPullbacksOfInclusions}(Y\mapsto \ExtremallyDisconnected Y)$$$

Lean4

instance : HasExplicitPullbacksOfInclusions (fun (Y : TopCat.{u}) ↦ ExtremallyDisconnected Y) :=
  by
  apply CompHausLike.hasPullbacksOfInclusions
  intro _ _ _ _ _ hi
  exact ⟨extremallyDisconnected_pullback _ hi⟩

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