New posts in algebraic-geometry

Description of the residue field at a generic point

algebraic-geometry

Atiyah-MacDonald help with exercise 5.10

algebraic-geometry commutative-algebra

Why is the Leibniz rule a sufficient ingredient in the construction of the tangent space?

algebraic-geometry differential-geometry soft-question

"This property is local on" : properties of morphisms of $S$-schemes

algebraic-geometry schemes

Physicist trying to understand GIT quotient

algebraic-geometry quotient-spaces symplectic-geometry geometric-invariant-theory

What is the fundamental group of the variety of singular matrices, without $0$?

linear-algebra algebraic-geometry algebraic-topology

is the pushforward of a flat sheaf flat?

algebraic-geometry modules sheaf-theory coherent-sheaves quasicoherent-sheaves

Finding singular points and computing dimension of tangent spaces (only for the brave)

algebraic-geometry

Properties of quotient sheaves

algebraic-geometry

All polynomial parametric curves in $k^2$ are contained in affine algebraic varieties

algebraic-geometry ideals algebraic-curves parametric affine-geometry

What is normal crossing?

algebraic-geometry algebraic-curves

Does every non-compact Riemann surface embed holomorphically into $\mathbb{C}^2$?

complex-analysis algebraic-geometry several-complex-variables complex-manifolds

2 out of 3 property for faithfully flat ring maps

algebraic-geometry commutative-algebra

Preimaging units to units

algebraic-geometry terminology commutative-algebra

Does the $p$-torsion of an elliptic curve with good reduction over a local field always determine whether the reduction is ordinary or supersingular?

number-theory algebraic-geometry representation-theory elliptic-curves

Counting points on the Klein quartic

algebraic-geometry finite-fields modular-forms moduli-space quartics

affine variety definition

algebraic-geometry algebraic-groups

Intuition Behind, or Canonical Examples of Finite Type Morphisms

algebraic-geometry

My first course in algebraic geometry: two simple questions

algebraic-geometry sheaf-theory

Dimension of irreducible affine variety is same as any open subset

algebraic-geometry krull-dimension affine-schemes