Change log for Magma V2.12-3 (Released 21/7/2005)

Elliptic Curves

·A bug in the Frobenius trace has been fixed.

Groups

·A bug with RandomProcess for permutation and matrix groups has been fixed. The parameter WordGroup is now not ignored. Bug reported by Henrik Baarnhielm.

·Some problems with Subgroups reported by Kasper Andersen have been fixed. These related to computing subgroups of groups of type GrpPermCox and GrpMat.

Number Fields

·Bugs in UnitGroup have been fixed.