| Fri, 03 Sep 2021 22:52:51 +0100 | paulson | some fixes connected with card_Diff_singleton | changeset | files |
| Fri, 03 Sep 2021 18:20:13 +0100 | paulson | strengthened a few lemmas about finite sets and added a code equation for complex_of_real | changeset | files |
| Fri, 03 Sep 2021 19:56:03 +0200 | wenzelm | tuned; | changeset | files |
| Fri, 03 Sep 2021 19:55:57 +0200 | wenzelm | proper inst table; | changeset | files |