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Fix w.r.t. coq/coq#14679. #105

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Merged
spitters merged 1 commit into from
Sep 17, 2021
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Fix w.r.t. coq/coq#14679. #105

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4 changes: 3 additions & 1 deletion theory/rationals.v
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Expand Up @@ -85,6 +85,8 @@ Hint Unfold rationals_to_rationals : typeclass_instances.
Section another_rationals.
Context `{Rationals Q1} `{Rationals Q2}.

Hint Extern 4 => progress unfold rationals_to_rationals : typeclass_instances.

Local Existing Instance to_frac_bijective.
Global Instance: SemiRing_Morphism (rationals_to_rationals Q1 Q2) := _.
Global Instance: Bijective (rationals_to_rationals Q1 Q2) := _.
Expand Down Expand Up @@ -142,7 +144,7 @@ Section isomorphic_image_is_rationals.
Context (f : Q → F) `{!Inverse f} `{!Bijective f} `{!SemiRing_Morphism f}.

Instance iso_to_frac: RationalsToFrac F := λ Z _ _ _ _ _ _ _ _, rationals_to_frac Q Z ∘ f⁻¹.
Hint Unfold iso_to_frac: typeclass_instances.
Hint Extern 4 => progress unfold iso_to_frac : typeclass_instances.

Instance: Bijective (f⁻¹) := _.
Instance: SemiRing_Morphism (f⁻¹) := {}.
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2 changes: 1 addition & 1 deletion theory/ua_subalgebra.v
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Expand Up @@ -36,7 +36,7 @@ Section subalgebras.

Definition carrier s := sig (P s).

Hint Unfold carrier: typeclass_instances.
Hint Extern 4 => progress unfold carrier: typeclass_instances.

(* We can implement closed operations in the new algebra: *)

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4 changes: 2 additions & 2 deletions theory/ua_subalgebraT.v
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Expand Up @@ -46,7 +46,7 @@ Section subalgebras.

Definition carrier s := sigT (P s).

Hint Unfold carrier: typeclass_instances.
Hint Extern 4 => progress unfold carrier: typeclass_instances.

(* We can implement closed operations in the new algebra: *)

Expand Down Expand Up @@ -78,4 +78,4 @@ Section subalgebras.
Proof. constructor. apply _. intro. apply close_op_proper, algebra_propers. Qed.
End subalgebras.

Hint Unfold carrier: typeclass_instances.
Hint Extern 4 => progress unfold carrier: typeclass_instances.