Total positivity in coordinate algebras
G. Lusztig
math.RTarXiv:2609.01321
Abstract
We define the totally positive part of the coordinate algebra associated to a Cartan datum of simply laced type. We show its relation to the canonical basis of the corresponding plus part of the enveloping algebra.
Create a lesson
Related papers
Quantum wreath products and Yang-Baxter equations
Alexandre Minets
On the representation type of higher preprojective algebras of type A
Weikang Weng
Algebraic study of quantum configuration spaces of decorated flags
Tsukasa Ishibashi, Hironori Oya
A Serre-type presentation for supergroups of type A
Weideng Cui, Yaolong Shen
A negative answer to a question on tilting objects and two-term complexes
Jing He, Panyue Zhou
Measures on partial orders
Andrew Snowden