In this post we’ll describe the representation theory of the additive group scheme $latex \mathbb{G}_a$ over a field $latex k$. The answer turns out to depend dramatically on whether or not $…| Annoying Precision
Let $latex k$ be a commutative ring. A popular thing to do on this blog is to think about the Morita 2-category $latex \text{Mor}(k)$ of algebras, bimodules, and bimodule homomorphisms over $latex …| Annoying Precision