X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcontribs%2Fformal_topology%2Foverlap%2Fformal_topologies.ma;h=24dfb772186f8bc733b421cd98f03fb66ce67492;hb=11a22c74b3b2307eedf89c0439ba02d199dcdc9e;hp=eb2b0b1f730751d14401b6a95fbdd050b0d7a979;hpb=49045bfd9b3038ce30a1911e2345f949ed38ec8a;p=helm.git diff --git a/helm/software/matita/contribs/formal_topology/overlap/formal_topologies.ma b/helm/software/matita/contribs/formal_topology/overlap/formal_topologies.ma index eb2b0b1f7..24dfb7721 100644 --- a/helm/software/matita/contribs/formal_topology/overlap/formal_topologies.ma +++ b/helm/software/matita/contribs/formal_topology/overlap/formal_topologies.ma @@ -14,14 +14,7 @@ include "basic_topologies.ma". -definition btop_carr: BTop → Type ≝ λo:BTop. carr (carrbt o). - -coercion btop_carr. - -definition btop_carr': BTop → setoid ≝ λo:BTop. carrbt o. - -coercion btop_carr'. - +(* definition downarrow: ∀S:BTop. unary_morphism (Ω \sup S) (Ω \sup S). intros; constructor 1; [ apply (λU:Ω \sup S.{a | ∃b:carrbt S. b ∈ U ∧ a ∈ A ? (singleton ? b)}); @@ -31,7 +24,7 @@ definition downarrow: ∀S:BTop. unary_morphism (Ω \sup S) (Ω \sup S). try assumption; [ apply (. #‡H) | apply (. #‡H \sup -1)] assumption] qed. -interpretation "downarrow" 'downarrow a = (fun_1 __ (downarrow _) a). +interpretation "downarrow" 'downarrow a = (fun_1 ?? (downarrow ?) a). definition ffintersects: ∀S:BTop. binary_morphism1 (Ω \sup S) (Ω \sup S) (Ω \sup S). intros; constructor 1; @@ -39,16 +32,13 @@ definition ffintersects: ∀S:BTop. binary_morphism1 (Ω \sup S) (Ω \sup S) (Ω | intros; apply (.= (†H)‡(†H1)); apply refl1] qed. -interpretation "ffintersects" 'fintersects U V = (fun1 ___ (ffintersects _) U V). +interpretation "ffintersects" 'fintersects U V = (fun1 ??? (ffintersects ?) U V). record formal_topology: Type ≝ { bt:> BTop; converges: ∀U,V: Ω \sup bt. A ? (U ↓ V) = A ? U ∩ A ? V }. -definition bt': formal_topology → basic_topology ≝ λo:formal_topology.bt o. - -coercion bt'. definition ffintersects': ∀S:BTop. binary_morphism1 S S (Ω \sup S). intros; constructor 1; @@ -56,7 +46,7 @@ definition ffintersects': ∀S:BTop. binary_morphism1 S S (Ω \sup S). | intros; apply (.= (†H)‡(†H1)); apply refl1] qed. -interpretation "ffintersects'" 'fintersects U V = (fun1 ___ (ffintersects' _) U V). +interpretation "ffintersects'" 'fintersects U V = (fun1 ??? (ffintersects' ?) U V). record formal_map (S,T: formal_topology) : Type ≝ { cr:> continuous_relation_setoid S T; @@ -64,11 +54,6 @@ record formal_map (S,T: formal_topology) : Type ≝ C2: extS ?? cr T = S }. -definition cr': ∀FT1,FT2.formal_map FT1 FT2 → continuous_relation FT1 FT2 ≝ - λFT1,FT2,c. cr FT1 FT2 c. - -coercion cr'. - definition formal_map_setoid: formal_topology → formal_topology → setoid1. intros (S T); constructor 1; [ apply (formal_map S T); @@ -79,16 +64,6 @@ definition formal_map_setoid: formal_topology → formal_topology → setoid1. | simplify; intros 3; apply trans1]] qed. -definition cr'': ∀FT1,FT2.formal_map_setoid FT1 FT2 → arrows1 BTop FT1 FT2 ≝ - λFT1,FT2,c.cr ?? c. - -coercion cr''. - -definition cr''': ∀FT1,FT2.formal_map_setoid FT1 FT2 → arrows1 REL FT1 FT2 ≝ - λFT1,FT2:formal_topology.λc:formal_map_setoid FT1 FT2.cont_rel FT1 FT2 (cr' ?? c). - -coercion cr'''. - axiom C1': ∀S,T: formal_topology.∀f:formal_map_setoid S T.∀U,V: Ω \sup T. extS ?? f (U ↓ V) = extS ?? f U ↓ extS ?? f V. @@ -119,3 +94,4 @@ definition formal_map_composition: apply prop1; assumption] qed. +*) \ No newline at end of file