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Questions
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Computations in group cohomology

mar 11 11 at 1:07 Fernando Muro 5,169●1●9●15

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Isotropic subspaces in cohomology

mar 8 11 at 19:37 David Speyer 55.3k●3●102●237

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Groups with large negative deficiency

jan 27 11 at 10:39 Derek Holt 6,868●1●12●27

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Cohomological dimension of a group, fibration and local coefficients

jan 26 11 at 19:55 Ben Wieland 3,127●4●21