183

Answers

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2

Two-dimensional quotient singularities are rational: why?

2

Depth Zero Ideals in the Homogenized Weyl Algebra

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Examples of finite local rings of length 2 or 3

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What does a projective resolution mean geometrically?

2

About the intersection of two vector bundles

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Generalizing miracle flatness (Matsumura 23.1) via finite Tor-dimension

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Proof of a Theorem in the paper “Construction of bundles on P^n” by Horrocks

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torsion freeness of tensor product continued

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Localization sequence for K^0(X)

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Dimension 1 prime ideals in the intersection of two maximal ideals

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Is every algebraic smooth hypersurface of affine space parallelizable?

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Presentation of finite modules with null annihilator

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Why depth, dimension, etc?

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Additive integer-valued functions on the module category

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Quotient of flat module is flat - a property in Mumford’s Red book

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Where can I find the divisor class groups of du Val singularities?

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Non-existence of small resolutions for the singularity $y^2=u^2+v^2+w^3$

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Necessary and sufficient criteria for non-trivial derivations to exist?

1

The localisation long exact sequence in K-theory over an arbitrary base

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Class groups of normal domains over finite fields

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The inverse limit of locally free module

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Standard reduction to the artinian local case?

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Tame ramification of (mild) curve singularities.

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Can we characterise affine open subschemes of ${\rm Spec}(A)$?

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Comparing homomorphisms over different base rings

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Webpages for specialized communities

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Prime avoidance in adjacent degrees

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Generalization of Jordan Decomposition for Several Commuting Operators

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Non finitely generated graded ring of a divisor in dimension >2

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Freeness of modules along ring homomorphisms