# Sasha

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 28 Sheaves without global sections 19 Composing left and right derived functors 17 Extending vector bundles on a given open subscheme, reprise 16 Understanding Adjointness of Sheaves in Algebraic Geometry 15 Automorphisms of a weighted projective space

# 13,220 Reputation

 +10 Push-forward of locally free sheaves +10 Moishezon manifolds with vanishing first Chern class +10 How Gr(2,7) and Gr(3,6) are related? +10 Ext functor for more than two modules?

# 4 Questions

 8 Highest weights of the restriction of an irreducible representation of a simple group to a Levi subgroup 7 Littlewood-Richardson rule and commutativity morphism 6 Flatly compactifiable morphisms 5 Universal nondegenrate map over the space of complete linear maps

# 129 Tags

 830 ag.algebraic-geometry × 222 74 ct.category-theory × 15 129 ac.commutative-algebra × 25 64 complex-geometry × 16 125 homological-algebra × 28 55 vector-bundles × 14 123 derived-category × 24 50 sheaf-theory × 14 75 reference-request × 18 49 rt.representation-theory × 16

# 1 Account

 MathOverflow 13,220 rep 11426
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