Properties of Elements

IsSemisimple(x) : GrpLieElt -> BoolElt
Return true if, and only if, the element x of the group of Lie type is semisimple.
IsUnipotent(x) : GrpLieElt -> BoolElt
Return true if, and only if, the element x of the group of Lie type is unipotent.
IsCentral(x) : GrpLieElt -> BoolElt
Return true if, and only if, the element x of the group of Lie type is in the centre of its parent group.
V2.28, 13 July 2023