In this paper we study algebraic and combinatorial properties of symmetric Grothendieck polynomials and their dual polynomials by means of the boson-fermion correspondence. We show that these symmetric functions can be expressed as a vacuum expectation value of some operator that is written in terms of free-fermions. By using the free-fermionic expressions, we obtain alternative proofs of determinantal formulas and Pieri type formulas.
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Keywords: Symmetric Grothendieck polynomials, Boson-fermion correspondence.
Iwao, Shinsuke 1
@article{ALCO_2020__3_5_1023_0, author = {Iwao, Shinsuke}, title = {Grothendieck polynomials and~the~boson-fermion correspondence}, journal = {Algebraic Combinatorics}, pages = {1023--1040}, publisher = {MathOA foundation}, volume = {3}, number = {5}, year = {2020}, doi = {10.5802/alco.116}, language = {en}, url = {https://alco.centre-mersenne.org/articles/10.5802/alco.116/} }
TY - JOUR AU - Iwao, Shinsuke TI - Grothendieck polynomials and the boson-fermion correspondence JO - Algebraic Combinatorics PY - 2020 SP - 1023 EP - 1040 VL - 3 IS - 5 PB - MathOA foundation UR - https://alco.centre-mersenne.org/articles/10.5802/alco.116/ DO - 10.5802/alco.116 LA - en ID - ALCO_2020__3_5_1023_0 ER -
Iwao, Shinsuke. Grothendieck polynomials and the boson-fermion correspondence. Algebraic Combinatorics, Volume 3 (2020) no. 5, pp. 1023-1040. doi : 10.5802/alco.116. https://alco.centre-mersenne.org/articles/10.5802/alco.116/
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