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Free-fermions and skew stable Grothendieck polynomials |
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| Authors: | Iwao Shinsuke |
| Institution: | 1.LAMFA-CNRS UMR 7352, Université de Picardie-Jules Verne, 33, rue St Leu, 80039, Amiens Cedex 01, France ; |
| Abstract: | Journal of Algebraic Combinatorics - Motivated by the theory of correspondence functors, we introduce the notion of germ in a finite poset, and the notion of germ extension of a poset. We show that... |
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