The Pelletier-Ressayre hidden symmetry for Littlewood-Richardson coefficients
Darij Grinberg
所有作者
Darij Grinberg
文献摘要
We prove an identity for Littlewood–Richardson coefficients conjectured by
Pelletier and Ressayre (arXiv:2005.09877). The proof relies on a novel
birational involution defined over any semifield.