Homomorphisms between scalar Vema modules of $\mathfrak{g}l(n,\mathbb{C})$

Abstract

In this article, we classify the homomorphisms between scalar generalized Verma modules of $\mathfrak{g}l(n,\mathbb{C})$. In fact such homomorphisms are compositions of elementary homomorphisms.

arXiv comment22 pages, we fixed some typos and added an illustrative example for the proof of the main theorem