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15
Math.TechQA.Club
2026-05-05 04:27:32
129
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$A$ - dga over field, then $H^i(A) = 0, i > 1$ implies $HH_i(A) = 0, i < -1$
Published on
05 May 2026 - 4:27
#homological-algebra
#derived-categories
#differential-graded-algebras
353
Views
Images of derived categories of $X, Z$ in derived category of blow up
Published on
02 May 2026 - 13:57
#algebraic-geometry
#blowup
#derived-categories
412
Views
derived category of quotient category
Published on
23 Apr 2026 - 20:39
#algebraic-geometry
#homological-algebra
#derived-categories
624
Views
Are quasi-isomorphisms always invertible in the homotopy category?
Published on
05 May 2026 - 3:45
#category-theory
#homological-algebra
#derived-categories
397
Views
Derived functors and induced functors
Published on
04 May 2026 - 20:04
#category-theory
#homological-algebra
#derived-functors
#derived-categories
3.5k
Views
Distinguished triangle induced by short exact sequence
Published on
05 May 2026 - 12:53
#category-theory
#homological-algebra
#derived-categories
397
Views
When does the inverse image functor commute with internal hom?
Published on
05 May 2026 - 3:26
#general-topology
#sheaf-theory
#derived-functors
#derived-categories
239
Views
Derived functor defined with an adapted subcategory
Published on
05 May 2026 - 8:01
#homological-algebra
#derived-functors
#derived-categories
299
Views
Ext functor in derived categories
Published on
04 May 2026 - 14:03
#algebraic-geometry
#category-theory
#derived-functors
#derived-categories
1.6k
Views
Serre duality in derived category
Published on
05 May 2026 - 16:18
#algebraic-geometry
#duality-theorems
#derived-categories
201
Views
Reference Request. Using algebraic geometry to study categories enriched over rings.
Published on
05 May 2026 - 4:56
#algebraic-geometry
#category-theory
#derived-categories
#enriched-category-theory
364
Views
The exact sequence associated to a distinguished triangle
Published on
29 Apr 2026 - 12:56
#homological-algebra
#derived-categories
142
Views
Basic questions about Verdier duality
Published on
17 Apr 2026 - 21:25
#algebraic-geometry
#sheaf-cohomology
#derived-categories
210
Views
equivalences induced by functors
Published on
29 Apr 2026 - 12:44
#abstract-algebra
#category-theory
#representation-theory
#functors
#derived-categories
82
Views
Checking that the perverse $t$-structure is a $t$-structure
Published on
10 May 2026 - 8:21
#homological-algebra
#sheaf-cohomology
#derived-categories
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