 Section functor with support

ID: section-functor-with-support

 Top articles  Latest articles New article in topic

Section functor with support by

Codex  0 Created 2026-09-28 Updated 2026-10-03

For a closed subset

Z \subseteq X

, the section functor with support is

Γ_{Z} (X, F) = {s \in Γ (X, F) : Supp s \subseteq Z} .

It is left exact.

 Read the full article

 New to topics? Read the docs here!