2 papers
math.RT2025
The saturation property for refined Littlewood-Richardson coefficients
Mrigendra Singh Kushwaha, K. N. Raghavan, Sankaran Viswanath
Given dominant integral weights of a finite-dimensional simple Lie algebra and an element of its Weyl group, the refined tensor product multiplicity…
math.CO2024
Simple Procedures for Left and Right Keys of Semi-Standard Young Tableaux
Mrigendra Singh Kushwaha, K. N. Raghavan, Sankaran Viswanath
We give simple procedures to obtain the left and right keys of a semi-standard Young tableau. Keys derive their interest from the fact that they encode the characters of Demazure a…