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93
How do I see LaTeX math on any web page and in email? (3)
30
Why do Todd classes appear in Grothendieck-Riemann-Roch formula?
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A question regarding a claim of V. I. Arnold
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Why are spectral sequences so ubiquitous?
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How much of scheme theory can you visualize?
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Why didn’t Vladimir Arnold get the Fields Medal in 1974?
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Example Wanted: When Does Cech Cohomology Fail to be the same as Derived Functor Cohomology?
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When is a blow-up non-singular?
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Extending vector bundles on a given open subscheme
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Contracting divisors to a point
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Is there an underlying explanation for the magical powers of the Schwarzian derivative?
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Sources for Bibtex entries
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Is the Torelli map an immersion?
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Why does the Euler characteristic of a toric variety equal the number of vertices in the defining polytope?
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Varieties cut by quadrics
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Is the Euler characteristic a birational invariant
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What does «generic» mean in algebraic geometry?
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Detecting tilings by toric geometry
11
When are there enough projective sheaves on a space X? (2)
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When two k-varieties with the same underlying topological spaces isomorphic?
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What classes am I missing in the Picard lattice of a Kummer K3 surface?
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what mistakes did the Italian algebraic geometers actually make?
10
Applications of the “other” definition of Sheaves
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What is known about the MMP over non-algebraically closed fields
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Applications of algebraic geometry over a field with one element
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What are examples of mathematical concepts named after the wrong people? (Stigler’s law)
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Ample line bundles, sections, morphisms to projective space
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A-valued points of projective space
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Existence of projective resolutions in abelian categories
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Euler-Maclaurin formula and Riemann-Roch
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