Symmetries on plabic graphs and associated polytopes

Abstract

For Grassmann varieties, we explain how the duality between the Gelfand-Tsetlin polytopes and the Feigin-Fourier-Littelmann-Vinberg polytopes arises from different positive structures.

7 pages

References in corpus (2)

• Total positivity, Grassmannians, and networks
• Newton-Okounkov bodies, cluster duality, and mirror symmetry for Grassmannians