Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

chore: upgrade deprecated lemmas #210

Merged
merged 1 commit into from
Nov 8, 2024
Merged

chore: upgrade deprecated lemmas #210

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions FLT/ForMathlib/ActionTopology.lean
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -208,7 +208,7 @@ theorem iso (e : A ≃L[R] B) : IsActionTopology R B where
let g' : B →[R] A := e.symm.toMulActionHom
let h : A →+ B := e
let h' : B →+ A := e.symm
simp_rw [e.toHomeomorph.symm.inducing.1, isActionTopology R A, actionTopology, induced_sInf]
simp_rw [e.toHomeomorph.symm.isInducing.1, isActionTopology R A, actionTopology, induced_sInf]
congr 1
ext τ
rw [Set.mem_image]
Expand Down Expand Up @@ -302,7 +302,7 @@ theorem coinduced_of_surjective {φ : A →ₗ[R] B} (hφ : Function.Surjective
rw [AddMonoidHom.coe_prodMap, Prod.map_surjective]
exact ⟨Function.surjective_id, by simp_all⟩
· -- should `apply continuousprodmap ctrl-space` find `Continuous.prod_map`?
apply @Continuous.prod_map _ _ _ _ (_) (_) (_) (_) id φ continuous_id
apply @Continuous.prodMap _ _ _ _ (_) (_) (_) (_) id φ continuous_id
rw [continuous_iff_coinduced_le, isActionTopology R A]
· rw [← isActionTopology R A]
exact coinduced_prod_eq_prod_coinduced (AddMonoidHom.id R) φ.toAddMonoidHom
Expand All @@ -320,7 +320,7 @@ theorem coinduced_of_surjective {φ : A →ₗ[R] B} (hφ : Function.Surjective
convert isOpenMap_of_coinduced (AddMonoidHom.prodMap φ.toAddMonoidHom φ.toAddMonoidHom)
(_) (_) (_) bar
· aesop
· apply @Continuous.prod_map _ _ _ _ (_) (_) (_) (_) <;>
· apply @Continuous.prodMap _ _ _ _ (_) (_) (_) (_) <;>
· rw [continuous_iff_coinduced_le, isActionTopology R A]; rfl
· rw [← isActionTopology R A]
exact coinduced_prod_eq_prod_coinduced φ φ hφ hφ
Expand Down