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15
45
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Local Complete Intersections

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#algebraic-geometry #schemes
235
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A necessary condition for when a sheaf of ideals correspond to a closed subscheme

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#algebraic-geometry #schemes
567
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Definition of scheme-theoretic multiplicity

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#algebraic-geometry #schemes #projective-schemes
186
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Show that $\text{Spec }A^G$ is the quotient of the affine scheme $\text{Spec }A$ by a finite subgroup of automorphisms $G$

Published on
#algebraic-geometry #schemes #quotient-spaces
489
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Schemes and Varieties

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#algebraic-geometry #schemes #affine-schemes #affine-varieties
64
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Lifting of $K$-valued Points $X(K)$ over Valuation Ring $\mathcal{O}$

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#algebraic-geometry #schemes
146
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Do we have $\text{Proj} A[X] = \text{Spec} A$?

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#algebraic-geometry #schemes
104
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Point with a residue $k$ maps to the point with the same residue

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#algebraic-geometry #schemes
260
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What is the point of the topological space of a (locally) ringed space?

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#algebraic-geometry #schemes #affine-schemes #ringed-spaces
199
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Complex manifolds as schemes?

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#complex-analysis #algebraic-geometry #complex-geometry #schemes #several-complex-variables
224
Views

Fibration preserved by Base Change to Generic Fiber

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#algebraic-geometry #surfaces #schemes
146
Views

Grothendieck type vanishing result for Local Cohomology over not necessarily affine schemes?

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#algebraic-geometry #schemes #sheaf-cohomology #projective-schemes #local-cohomology
68
Views

Relating the sheaf associated to a cyclic module over an affine scheme to the structure sheaf

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#commutative-algebra #schemes #affine-schemes #coherent-sheaves #quasicoherent-sheaves
44
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Structure of quasi-coherent sheaf of ideals

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#schemes #affine-schemes #quasicoherent-sheaves
35
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Analogue of the concept of localisation of a module, w.r.t. multiplicative closed set, in the context of Sheaves?

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#commutative-algebra #sheaf-theory #schemes #localization #affine-schemes

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