| Wed, 04 Jan 2017 21:28:28 +0100 | haftmann | reshaped euclidean semiring into hierarchy of euclidean semirings culminating in uniquely determined euclidean divion | changeset | files |
| Wed, 04 Jan 2017 22:57:39 +0100 | wenzelm | proper registration of implicitly loaded files; | changeset | files |
| Wed, 04 Jan 2017 22:31:40 +0100 | wenzelm | tuned; | changeset | files |