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15
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On a special type of ideal in local Artinian ring

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#commutative-algebra #ideals #homological-algebra #local-rings #artinian
233
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How is functor with "image" unique up to a unique isomorphism defined exactly?

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#category-theory #homological-algebra #abelian-categories #universal-property
179
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Direct proof for Cech Cohomology stabilizing for a good open cover

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#algebraic-topology #homology-cohomology #homological-algebra
2.6k
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Definition of graded abelian group

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#group-theory #algebraic-topology #homology-cohomology #homological-algebra
45
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Nullhomotopy of a chain map

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#abstract-algebra #commutative-algebra #homological-algebra
36
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Order relation between cohomology groups.

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#linear-algebra #homological-algebra
168
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Commutative hexagonal diagram of Abelian groups; proving a certain equality

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#abstract-algebra #homological-algebra #abelian-groups #exact-sequence #diagram-chasing
445
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Is there any Kunneth formula for homology group with cofficient in an abelian group

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#abstract-algebra #algebraic-topology #homology-cohomology #homological-algebra
182
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The $n$th homology of convex subsets of Euclidean space using homotopic maps

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#algebraic-topology #homology-cohomology #homological-algebra
67
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commutative Noetherian ring whose every maximal ideal is projective

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#commutative-algebra #modules #homological-algebra #noetherian #projective-module
67
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When $P\otimes_R M \to R \otimes_R M$ is injective for every (finitely generated) prime ideals $P$ of $R$?

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#algebraic-geometry #commutative-algebra #modules #homological-algebra #flatness
32
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On ideal and tensor product , retaining injectivity

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#algebraic-geometry #commutative-algebra #modules #homological-algebra #tensor-products
63
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Another question on ideal and tensor product

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#algebraic-geometry #commutative-algebra #modules #homological-algebra #tensor-products
881
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Book Recommendation in Homological Algebra.

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#homological-algebra #book-recommendation
242
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Weibel - Left Derived Functor proof explanation Theorem 2.4.6

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#homological-algebra #abelian-categories #derived-functors

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