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(parent: 95c7df1) | patch
1) as usual, I took the reverse notation for composition.
authorClaudio Sacerdoti Coen <claudio.sacerdoticoen@unibo.it>
Fri, 12 Sep 2008 15:22:31 +0000 (15:22 +0000)
committerClaudio Sacerdoti Coen <claudio.sacerdoticoen@unibo.it>
Fri, 12 Sep 2008 15:22:31 +0000 (15:22 +0000)
commit1110bdf814f976ef0a36a024d2cba847ce06347e
tree3feda141c4844830b1fac89c4e31a8d89452fc7btree | snapshot
parent95c7df14b85a82403997fcbc5908ab3137559439commit | diff
1) as usual, I took the reverse notation for composition.
   "fixed" according to the internatinal tradition
2) partial proof that basic_topologies form a category
helm/software/matita/library/datatypes/categories.ma diff | blob | history
helm/software/matita/library/formal_topology/basic_pairs.ma diff | blob | history
helm/software/matita/library/formal_topology/basic_topologies.ma [new file with mode: 0644] blob
helm/software/matita/library/formal_topology/concrete_spaces.ma diff | blob | history
helm/software/matita/library/formal_topology/relations.ma diff | blob | history
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