| Wed, 18 Jan 2017 17:56:52 +0100 | wenzelm | clarified theory name; | changeset | files |
| Wed, 18 Jan 2017 15:57:00 +0000 | paulson | New material from Bertrand's postulate (file Bertrand_Discrete_Sqrt), and tidied an old messy proof | changeset | files |
| Tue, 17 Jan 2017 18:03:59 +0100 | nipkow | tuned | changeset | files |