New posts in algebraic-geometry

Connections between K-Theory and PDEs?

general-topology algebraic-geometry algebraic-topology partial-differential-equations

Is sheafification always an inclusion?

algebraic-geometry sheaf-theory

Learning schemes

algebraic-geometry self-learning schemes

When is a flat morphism open?

algebraic-geometry

Closed immersion definition

algebraic-geometry definition schemes

Proper curves over some field are projective

algebraic-geometry algebraic-curves projective-schemes

Are there Zariski-continuous maps between algebraic sets that are not polynomial maps?

algebraic-geometry zariski-topology

Is there a "geometric" interpretation of inert primes?

algebraic-geometry algebraic-topology algebraic-number-theory

Definition of degree of finite morphism plus context

algebraic-geometry definition schemes

What's the origin of the term "chaotic topology"?

general-topology algebraic-geometry terminology

Does the fibres being equal dimensional imply flatness?

algebraic-geometry flatness

Geometrical interpretation of $I(X_1\cap X_2)\neq I(X_1)+I(X_2)$, $X_i$ algebraic sets in $\mathbb{A}^n$

algebraic-geometry commutative-algebra

A "generalized field" with $q$ elements, when $q$ is any number?

abstract-algebra algebraic-geometry soft-question finite-fields

Why é​t​a​l​e​?

algebraic-geometry schemes arithmetic-geometry etale-cohomology

Motivation for the study of amoebas.

geometry algebraic-geometry math-history motivation tropical-geometry

Zariski dense implies classically dense?

algebraic-geometry

Hartshorne Ex. II 1.16 b) Flasque sheaves and exact sequences

algebraic-geometry sheaf-theory

Stacks are just sheaves up to Isomorphism

intuition algebraic-geometry

Sard's theorem for algebraic varieties

algebraic-geometry

How to prove a specific quotient of polynomial ring is a free module?

abstract-algebra algebraic-geometry ring-theory commutative-algebra free-modules