New posts in Schemes

On the translation between a morphism of schemes and its geometric description

Morphism between thick fibers of schemes extends to a neighbourhood

How should we think about the sections of a sheaf on a scheme as functions?

Qcqs lemma in Ravi Vakil's notes

"Trivial" geometry behind the intersection pairing on surfaces

Showing that morphisms of $k$-schemes that agree topologically are equal.

Show a scheme is integral if and only if it is irreducible and reduced.

"Spreading out" a smooth, connected $\mathbb{C}$-scheme of finite type.

Fiber of morphism homeomorphic to $f^{-1}(y)$

Vakil's definition of smoothness -- what happens at non-closed points?