214

Answers
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24
Sheaves without global sections
18
Composing left and right derived functors
16
Extending vector bundles on a given open subscheme, reprise
15
Automorphisms of a weighted projective space
15
Understanding Adjointness of Sheaves in Algebraic Geometry
13
Is Tor always torsion?
13
Natural examples of sequences of adjoint functors
12
How do you describe vector bundles on elliptic curves?
12
A down-to-earth introduction to the uses of derived categories
10
Duals and Tensor products
10
Branch locus of a 6:1 cover of the grassmannian G(1,3)
9
Showing an Ext^2 element is zero
9
Classical invariants involving exterior powers of standard representation
8
Accumulation of algebraic subvarieties: Near one subvariety there are many others (?)
8
how does one understand GRR? (Grothendieck Riemann Roch)
8
What is a good introductory text for moduli theory?
8
Calculating the decomposition of a vector bundle over rational curve
8
Determinantal formula for the nullspace of a singular matrix
8
Are there “unsociable” irreps? (Definition inside)
7
Free Resolution of this determinantal variety.
7
Hypersurfaces containing no lines
7
Do complete non-projective varieties arise “in nature”?
7
Exterior and symmetric powers of external tensor products of representations
7
Chern classes in flat families
7
What conditions are needed for $-\otimes_A B$ to be faithful?
7
Applications of Grothendieck-Riemann-Roch?
7
Morphism between projective varieties
7
Describe the second cohomology group $H^2(Z_n \times Z_n. k^*)$.
7
self-dual representations
7
Is there a Serre Tor formula for nonproper intersections?
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