@article {2102.04979, archivePrefix = {arXiv}, eprint = {2102.04979}, primaryClass = {math.CO}, author = {Fiona Abney-McPeek and Serena An and Jakin Ng}, title = {The Stembridge Equality for Skew Stable Grothendieck Polynomials and Skew Dual Stable Grothendieck Polynomials}, year = {2021}, url = {http://arxiv.org/abs/2102.04979} }