New posts in algebraic-geometry

Extension of a Line Bundle given on the generic fibre

algebraic-geometry

Proving $x^4+y^4=z^2$ has no integer solutions

number-theory algebraic-geometry elliptic-curves

Contents of Tor modules

algebraic-geometry commutative-algebra homological-algebra

Question on linear independence of particular vectors of $\mathbb{R}^8$

linear-algebra geometry algebraic-geometry

Question from J. Milnor paper from 1968 about diffeomorphic manifolds

algebraic-geometry algebraic-topology differential-topology heisenberg-group

Concrete example of calculation of $\ell$-adic cohomology

algebraic-geometry

How do we describe maps of line bundles on $\mathbb{P}^1$?

algebraic-geometry complex-geometry vector-bundles

Linear combination of symmetric matrices

linear-algebra matrices algebraic-geometry

Intuition for when modules are flat

algebraic-geometry commutative-algebra

Can there be a point on a Riemann surface such that every rational function is ramified at this point?

complex-analysis algebraic-geometry riemann-surfaces algebraic-curves

What does $Tor^{R}_n(M,N)$ represent?

algebraic-geometry homological-algebra derived-functors

Derived Category of Coherent Sheaves on Elliptic Curves

algebraic-geometry homological-algebra complex-geometry

On an exercise from Hartshorne's Algebraic Geometry

algebraic-geometry

Notation in Hartshorne Exercise 1.2.6

algebraic-geometry

Maximal ideals in polynomial rings over a field

reference-request algebraic-geometry commutative-algebra galois-theory

Tensor product of $\mathscr{O}_X$-modules which results in a presheaf.

algebraic-geometry

Geometry of Elementary Symmetric Polynomials

algebraic-geometry symmetric-polynomials

Why the octahedral axiom?

algebraic-geometry category-theory triangulated-categories

Rings in which every ideal contains a minimal ideal

algebraic-geometry ring-theory commutative-algebra ideals artinian

Standard short exact sequences in Algebraic Geometry

algebraic-geometry reference-request big-list