English
HasExplicitPullbacks for the functor family Y ↦ TotallyDisconnectedSpace Y × SecondCountableTopology Y.
Русский
Указаны явные обратные проекции (pullbacks) для семейства Y ↦ TotallyDisconnectedSpace Y ∧ SecondCountableTopology Y.
LaTeX
$$$\text{HasExplicitPullbacks } (\lambda Y.\text{TotallyDisconnectedSpace } Y \wedge \text{SecondCountableTopology } Y)$$$
Lean4
instance : HasExplicitPullbacks (fun Y ↦ TotallyDisconnectedSpace Y ∧ SecondCountableTopology Y) where
hasProp _
_ :=
{
hasProp :=
⟨show TotallyDisconnectedSpace {_xy : _ | _} from inferInstance,
show SecondCountableTopology {_xy : _ | _} from inferInstance⟩ }
