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gap> ps := ParabolicQuadric(4,4);
Q(4, 4)
gap> g := CollineationGroup(ps);
PGammaO(5,4)
gap> l1 := Random(Lines(ps));
<a line in Q(4, 4)>
gap> l2 := Random(Lines(ps));
<a line in Q(4, 4)>
gap> g1 := Stabilizer(g,Set([l1,l2]),OnSets);
<projective collineation group of size 2304 with 6 generators>
gap> time;
2633
gap> g2 := FiningSetwiseStabiliser(g,Set([l1,l2]));
#I Computing adjusted stabilizer chain...
<projective collineation group with 5 generators>
gap> time;
70
gap> g1=g2;
true
[ Dauer der Verarbeitung: 0.14 Sekunden
(vorverarbeitet)
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