| Sun, 28 Jan 2018 19:28:52 +0100 | wenzelm | clarified take/drop/chop prefix/suffix; | file | diff | annotate |
| Wed, 10 Jan 2018 15:25:09 +0100 | nipkow | ran isabelle update_op on all sources | file | diff | annotate |
| Mon, 18 Dec 2017 16:58:13 +0100 | traytel | a conditional paramitrecity prover | file | diff | annotate |