| Wed, 10 Apr 2019 23:12:16 +0100 | paulson | prod/sum fixes | file | diff | annotate |
| Wed, 10 Apr 2019 21:29:32 +0100 | paulson | Fixing the main Homology theory; also moving a lot of sum/prod lemmas into their generic context | file | diff | annotate |
| Wed, 10 Apr 2019 13:34:55 +0100 | paulson | The last big tranche of Homology material: invariance of domain; renamings to use generic sum/prod lemmas from their locale | file | diff | annotate |