New posts in Noncommutative Algebra

Finite rings without zero divisors are division rings.

Is a finitely generated projective module a direct summand of a *finitely generated* free module?

Commutative property of ring addition

Isomorphism of an endomorphism ring, how can $R\cong R^2$?

simple ring which is not semisimple

Does Morita theory hint higher modules for noncommutative ring?

Rings $R$ such that every [regular] square matrix with entries in $R$ is equivalent to an upper triangular matrix

Dual of a bimodule

Subalgebra of a group algebra

Why should the tensor product of $\mathcal{D}_X$-modules over $\mathcal{O}_X$ be a $\mathcal{D}_X$-module?