Circular LLT power-sum positivity conjecture
Circular LLT power-sum positivity conjecture
Let determine a circular vertical strip digraph. Circular LLT power-sum positivity conjecture. Then is -positive. Furthermore, if
the coefficients are polynomials with unimodal and non-negative integer coefficients. This is proposed from computer experiments as a generalization of a known positivity result and remains open.
Sources & referencesView supporting material
Primary source
Per Alexandersson and Greta Panova, “LLT polynomials, chromatic quasisymmetric functions and graphs with cycles”, arXiv:1705.10353 (2017).
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