3 papers
math.RT2025
Kronecker Coefficients and Simultaneous Conjugacy Classes
Jyotirmoy Ganguly, Digjoy Paul, Amritanshu Prasad +2
A Kronecker coefficient is the multiplicity of an irreducible representation of a finite group in a tensor product of irreducible representations. We define Kronecker Hecke alg…
math.RT2024
How large is the character degree sum compared to the character table sum for a finite group?
Arvind Ayyer, Hiranya Kishore Dey, Digjoy Paul
In 1961, Solomon gave upper and lower bounds for the sum of all the entries in the character table of a finite group in terms of elementary properties of the group. In a different…
math.CO2024
The immersion poset on partitions
Lisa Johnston, David Kenepp, Evuilynn Nguyen +4
We introduce the immersion poset on partitions, defined by if and only if is mo…