]> matita.cs.unibo.it Git - helm.git/history - helm/software/matita/contribs/formal_topology/overlap/o-basic_topologies.ma
O-Basic Topologies do form a category.
[helm.git] / helm / software / matita / contribs / formal_topology / overlap / o-basic_topologies.ma
2008-12-26 Claudio Sacerdoti... O-Basic Topologies do form a category.
2008-12-26 Claudio Sacerdoti... A few more lines.
2008-12-22 Claudio Sacerdoti... More (ugly) work.
2008-12-22 Enrico TassiBeginning of o-basic_topologies.