3 papers
math.RT2026
On factorization of matrix of Kazhdan-Lusztig polynomials
Aritra Bhattacharya, Ashish Mishra, Shraddha Srivastava
Let be the Hecke algebra of the Coxeter system over , where is the Weyl group of a symmetrizable Kac-Moody algebr…
math.CO2024
Equating Inv-Quinv formulas for the -Whittaker and modified Hall-Littlewood functions
Aritra Bhattacharya
We explain the equality between the two sets of formulas for -Whittaker functions and modified Hall-Littlewood functions obtained by Haglund, Haiman and Loehr - the Inv formula…
math.CO2024
-Whittaker polynomials: bases, branching and direct limits
Aritra Bhattacharya, T V Ratheesh, Sankaran Viswanath
We study -Whittaker polynomials and their monomial expansions given by the fermionic formula, the inv statistic of Haglund-Haiman-Loehr and the quinv statistic of Ayyer-Mandelsh…