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Graciela Salicmp her mathematical work H Herrlich 1984
Mathematical publications of Graciela Salicmp
Fibrations and coreflections II with R Vazquez 1971
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A-component A-coreflection A-monotone A-morphism B-reflection belongs bijective cartesian squares closed coconnection codomain cofilament commutes compact connected spaces connection category connection subcategory consequently contained continuous map coreflective coreflective subcategory COROLLARY CW complex defined DEFINITION denote diagram embedding epimorphism epireflective eveAy exists a K-morphism exists a unique exists f factorization structure fibres following are equivalent forgetful functor full subcategory functor Graciela Hausdorff spaces hence there exists Herrlich homeomorphism homotopy Hurewicz fibration implies indiscrete space isomorphism isomorphism-closed iuch K-constant K-epimorphism K-isomorphism K-morphism K-object K-source K-structure left-constant LEMMA Let f lies map f Math mono-source monomorphism morphism nonempty Ob(A object path-connected Piooi Pnooi Proof proper class properties PROPOSITION prove quotient reflective subcategory Salicrup sink subcategory of top subset surjective T-cocompatible T-compatible with f T-embedding T-lifting T-quotient TF.Tu THEOREM tion topological categories topological concrete category topological spaces Vazquez whence