MATH
Login Or Sign up

List Question

15
100
Views

Show the stalk of $Spec( \mathbb{Z}/60)$ at $(2)$ is $\mathbb{Z}/4$

Published on
#algebraic-geometry #sheaf-theory #affine-schemes
140
Views

Translation between the functor-of-point and locally ringed space approach to schemes

Published on
#abstract-algebra #algebraic-geometry #category-theory #sheaf-theory #functors
39
Views

section functor with support in a point of $\mathbb{R}^n$

Published on
#category-theory #sheaf-theory #derived-functors
841
Views

Double dual of locally free $O_X$-module $F$ of finite rank is isomorphic to $F$

Published on
#algebraic-geometry #sheaf-theory
180
Views

Does the global section of a (quasi-coherent) sheaf always exist?

Published on
#algebraic-geometry #sheaf-theory
151
Views

Smallest non-affine scheme. Is this correct?

Published on
#algebraic-geometry #ring-theory #sheaf-theory #schemes
158
Views

Do additive functors preserve exact sequences of $O_Y$-modules which are only locally split?

Published on
#algebraic-geometry #sheaf-theory #exact-sequence
159
Views

finite type sheaf of $\mathcal{O}_X$ modules with short exact sequence

Published on
#algebraic-geometry #sheaf-theory
123
Views

If any locally constant sheaf on $X$ is constant, then $X$ is simply connected

Published on
#algebraic-topology #category-theory #representation-theory #homotopy-theory #sheaf-theory
2.2k
Views

What is a simple definition of the pullback of a section?

Published on
#algebraic-geometry #definition #sheaf-theory #pullback
514
Views

Equivalent definitions of constant sheaf

Published on
#sheaf-theory
53
Views

Plus construction on presheaf iff isomorphism

Published on
#logic #homotopy-theory #sheaf-theory
60
Views

references for cones' homology

Published on
#algebraic-topology #category-theory #homology-cohomology #sheaf-theory
419
Views

Pushforward by étale morphisms of locally constant sheaves

Published on
#algebraic-geometry #sheaf-theory #etale-cohomology #pushforward
87
Views

A presheaf is a sheaf if and only if it satisfies some property

Published on
#category-theory #sheaf-theory

Trending Questions

Popular # Hahtags

second-order-logic numerical-methods puzzle logic probability number-theory winding-number real-analysis integration calculus complex-analysis sequences-and-series proof-writing set-theory functions homotopy-theory elementary-number-theory ordinary-differential-equations circles derivatives game-theory definite-integrals elementary-set-theory limits multivariable-calculus geometry algebraic-number-theory proof-verification partial-derivative algebra-precalculus

Popular Questions

Copyright © 2021 JogjaFile Inc.