/sci/ - Science & Math » Thread #7617679

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Anonymous Mon 26 Oct 2015 18:01:21 No.7617679 View Reply Report Delete

Quoted By: >>7618657

>tfw you realize there exists n-manifold X having homology groups H_0(X)=H_n(X)=Z but which aren't simply connected.

Anonymous

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Anonymous Tue 27 Oct 2015 04:20:47 No.7618657 Report Delete

Quoted By:

>>7617679
Oh your God, you saved me starting a new thread OP.

I'm studying exotic spheres in R4 and partitioning and surgery in R5 but feeling like a pleb. Teach me your topological ways.

Anonymous

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Anonymous Tue 27 Oct 2015 04:29:20 No.7618664 Report Delete

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>tfw finite dimensional representations of reductive lie algebras that map the center to semisimple endomorphisms are completely reducible

Anonymous

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Anonymous Tue 27 Oct 2015 04:37:55 No.7618672 Report Delete

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> homology

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