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upd of the doc
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@affeldt-aist
affeldt-aist committed Jan 24, 2024
1 parent 7b0fec3 commit 9be4a7e
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7 changes: 1 addition & 6 deletions classical/classical_sets.v
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Expand Up @@ -136,12 +136,7 @@ From mathcomp Require Import mathcomp_extra boolp.
(* ``` *)
(* pointedType == interface type for types equipped with a *)
(* canonical inhabitant *)
(* PointedType T m == packs the term m : T to build a *)
(* pointedType; T must have a choiceType *)
(* structure *)
(* [pointedType of T for cT] == T-clone of the pointedType structure cT *)
(* [pointedType of T] == clone of a canonical pointedType structure *)
(* on T *)
(* The HB class is Pointed. *)
(* point == canonical inhabitant of a pointedType *)
(* get P == point x in P if it exists, point otherwise *)
(* P must be a set on a pointedType. *)
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52 changes: 18 additions & 34 deletions theories/normedtype.v
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Expand Up @@ -25,11 +25,7 @@ Require Import ereal reals signed topology prodnormedzmodule.
(* ``` *)
(* pseudoMetricNormedZmodType R == interface type for a normed topological *)
(* Abelian group equipped with a norm *)
(* PseudoMetricNormedZmodule.Mixin nb == builds the mixin for a normed *)
(* topological Abelian group from the *)
(* compatibility between the norm and *)
(* balls; the carrier type must have a *)
(* normed Zmodule over a numDomainType. *)
(* The HB class is PseudoMetricNormedZmod. *)
(* ``` *)
(* *)
(* lower_semicontinuous f == the extented real-valued function f is *)
Expand All @@ -40,31 +36,20 @@ Require Import ereal reals signed topology prodnormedzmodule.
(* ## Normed modules *)
(* ``` *)
(* normedModType K == interface type for a normed module *)
(* structure over the numDomainType K. *)
(* NormedModMixin normZ == builds the mixin for a normed module *)
(* from the property of the linearity of *)
(* the norm; the carrier type must have a *)
(* pseudoMetricNormedZmodType structure *)
(* NormedModType K T m == packs the mixin m to build a *)
(* normedModType K; T must have canonical *)
(* pseudoMetricNormedZmodType K and *)
(* pseudoMetricType structures. *)
(* [normedModType K of T for cT] == T-clone of the normedModType K structure *)
(* cT. *)
(* [normedModType K of T] == clone of a canonical normedModType K *)
(* structure on T. *)
(* `|x| == the norm of x (notation from ssrnum). *)
(* structure over the numDomainType K *)
(* The HB class is NormedModule. *)
(* `|x| == the norm of x (notation from ssrnum) *)
(* ball_norm == balls defined by the norm. *)
(* edist == the extended distance function for a *)
(* pseudometric X, from X*X -> \bar R *)
(* pseudometric X, from X * X -> \bar R *)
(* edist_inf A == the infimum of distances to the set A *)
(* Urysohn A B == a continuous function T -> [0,1] which *)
(* separates A and B when *)
(* `uniform_separator A B` *)
(* uniform_separator A B == There is a suitable uniform space and *)
(* uniform_separator A B == there is a suitable uniform space and *)
(* entourage separating A and B *)
(* nbhs_norm == neighborhoods defined by the norm. *)
(* closed_ball == closure of a ball. *)
(* nbhs_norm == neighborhoods defined by the norm *)
(* closed_ball == closure of a ball *)
(* f @`[ a , b ], f @`] a , b [ == notations for images of intervals, *)
(* intended for continuous, monotonous *)
(* functions, defined in ring_scope and *)
Expand All @@ -83,10 +68,10 @@ Require Import ereal reals signed topology prodnormedzmodule.
(* bounded_near f F == f is bounded near F *)
(* [bounded f x | x in A] == f is bounded on A, ie F := globally A *)
(* [locally [bounded f x | x in A] == f is locally bounded on A *)
(* bounded_set == set of bounded sets. *)
(* bounded_set == set of bounded sets *)
(* := [set A | [bounded x | x in A]] *)
(* bounded_fun == set of functions bounded on their *)
(* whole domain. *)
(* whole domain *)
(* := [set f | [bounded f x | x in setT]] *)
(* lipschitz_on f F == f is lipschitz near F *)
(* [lipschitz f x | x in A] == f is lipschitz on A *)
Expand All @@ -110,14 +95,13 @@ Require Import ereal reals signed topology prodnormedzmodule.
(* ``` *)
(* completeNormedModType K == interface type for a complete normed *)
(* module structure over a realFieldType *)
(* K. *)
(* [completeNormedModType K of T] == clone of a canonical complete normed *)
(* module structure over K on T. *)
(* K *)
(* The HB class is CompleteNormedModule. *)
(* ``` *)
(* *)
(* ## Filters *)
(* ``` *)
(* at_left x, at_right x == filters on real numbers for predicates *)
(* x^'-, x^'+ == filters on real numbers for predicates *)
(* s.t. nbhs holds on the left/right of x *)
(* ``` *)
(* *)
Expand Down Expand Up @@ -2154,7 +2138,7 @@ Proof. by move=> cf /cvg_eq->// e; rewrite subrr normr0. Qed.
note="simply use the fact that `(x --> l) -> (x = l)`")]
Notation continuous_cvg_dist := __deprecated__continuous_cvg_dist (only parsing).

(** Matrices: *)
(** Matrices *)
Section mx_norm.
Variables (K : numDomainType) (m n : nat).
Implicit Types x y : 'M[K]_(m, n).
Expand Down Expand Up @@ -2270,7 +2254,7 @@ HB.instance Definition _ :=

End matrix_NormedModule.

(** Pairs: *)
(** Pairs *)
Section prod_PseudoMetricNormedZmodule.
Context {K : numDomainType} {U V : pseudoMetricNormedZmodType K}.

Expand Down Expand Up @@ -2307,10 +2291,10 @@ Variables (K : numDomainType).

Example matrix_triangke m n (M N : 'M[K]_(m.+1, n.+1)) :
`|M + N| <= `|M| + `|N|.
Proof. apply ler_normD. Qed.
Proof. exact: ler_normD. Qed.

Example pair_triangle (x y : K * K) : `|x + y| <= `|x| + `|y|.
Proof. apply ler_normD. Qed.
Proof. exact: ler_normD. Qed.

End example_of_sharing.

Expand Down Expand Up @@ -3910,7 +3894,7 @@ Unshelve. all: by end_near. Qed.

End closure_left_right_open.

(** ** Complete Normed Modules *)
(** Complete Normed Modules *)

#[short(type="completeNormedModType")]
HB.structure Definition CompleteNormedModule (K : numFieldType) :=
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1 change: 1 addition & 0 deletions theories/reals.v
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Expand Up @@ -14,6 +14,7 @@
(* *)
(* ``` *)
(* realType == type of real numbers *)
(* The HB class is Real. *)
(* sup A == where A : set R with R : realType, the supremum of A when *)
(* it exists, 0 otherwise *)
(* inf A := - sup (- A) *)
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