Abstract
We introduce a multi-parameter generalization of the Lambda-determinant of Robbins and Rumsey, based on the cluster algebra with coefficients attached to a T-system recurrence. We express the result as a weighted sum over alternating sign matrices.
| Original language | English (US) |
|---|---|
| Article number | P19 |
| Journal | Electronic Journal of Combinatorics |
| Volume | 20 |
| Issue number | 3 |
| DOIs | |
| State | Published - Aug 16 2013 |
ASJC Scopus subject areas
- Theoretical Computer Science
- Geometry and Topology
- Discrete Mathematics and Combinatorics
- Computational Theory and Mathematics
- Applied Mathematics