Tue, 05 Jun 2007 18:36:07 +0200 | wenzelm | renamed locale ring/semiring to gb_ring/gb_semiring to avoid clash with Ring_and_Field versions; | changeset | files |
Tue, 05 Jun 2007 17:16:41 +0200 | huffman | add new lemmas | changeset | files |
Tue, 05 Jun 2007 16:32:16 +0200 | chaieb | Polynomials now only depend on Deriv; Definition of degree changed | changeset | files |