Root Systems
RootSystemMatrix(t, n) : MonStgElt, RngIntElt -> AlgMatElt
ReflectionGroup(M) : AlgMatElt -> GrpMat, Fld
Primitive Unitary Reflection Groups
ShephardTodd(n) : RngIntElt -> GrpMat, Fld
Imprimitive Unitary Reflection Groups
ImprimitiveReflectionGroup(m, p, n) : RngIntElt, RngIntElt, RngIntElt -> GrpMat, Fld