gap> G:=AlternatingGroup(5);;
gap> rho:=IrreducibleRepresentations(G)[5];
[ (1,2,3,4,5), (3,4,5) ] ->
[
[ [ 0, 0, 1, 0, 0 ], [ -1, -1, 0, 0, 1 ], [ 0, 1, 1, 1, 0 ],
[ 1, 0, -1, 0, -1 ], [ -1, -1, 0, -1, 0 ] ],
[ [ -1, -1, 0, 0, 1 ], [ 1, 0, -1, 0, -1 ], [ 0, 0, 0, 0, 1 ],
[ 0, 0, 1, 0, 0 ], [ 0, 0, 0, 1, 0 ] ] ]
gap> R:=ResolutionFiniteGroup(G,7);;
gap> C:=HomToIntegralModule(R,rho);;
gap> Cohomology(C,6);
[ 2 ]
gap> D:=TensorWithIntegralModule(R,rho);
Chain complex of length 7 in characteristic 0 .
gap> Homology(D,6);
[ ]
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-05-20)
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