On hereditary and product-stable quotient maps
Commentationes Mathematicae Universitatis Carolinae, Tome 33 (1992) no. 2, pp. 345-352
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It is shown that the quotient maps of a monotopological construct {\bf A} which are preserved by pullbacks along embeddings, projections, or arbitrary morphisms, can be characterized by being quotient maps in appropriate extensions of {\bf A}.
Classification :
18A20, 18B30, 54A05, 54B30, 54C10
Keywords: hereditary quotient; product-stable quotient; pull\-back-stable quotient; extensional topological hull; CCT hull; topological universe hull; pretopological spaces; pseudotopological spaces
Keywords: hereditary quotient; product-stable quotient; pull\-back-stable quotient; extensional topological hull; CCT hull; topological universe hull; pretopological spaces; pseudotopological spaces
@article{CMUC_1992__33_2_a15,
author = {Schwarz, Friedhelm and Weck-Schwarz, Sibylle},
title = {On hereditary and product-stable quotient maps},
journal = {Commentationes Mathematicae Universitatis Carolinae},
pages = {345--352},
publisher = {mathdoc},
volume = {33},
number = {2},
year = {1992},
mrnumber = {1189666},
zbl = {0795.18001},
language = {en},
url = {http://geodesic.mathdoc.fr/item/CMUC_1992__33_2_a15/}
}
TY - JOUR AU - Schwarz, Friedhelm AU - Weck-Schwarz, Sibylle TI - On hereditary and product-stable quotient maps JO - Commentationes Mathematicae Universitatis Carolinae PY - 1992 SP - 345 EP - 352 VL - 33 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1992__33_2_a15/ LA - en ID - CMUC_1992__33_2_a15 ER -
Schwarz, Friedhelm; Weck-Schwarz, Sibylle. On hereditary and product-stable quotient maps. Commentationes Mathematicae Universitatis Carolinae, Tome 33 (1992) no. 2, pp. 345-352. http://geodesic.mathdoc.fr/item/CMUC_1992__33_2_a15/