Interpolation Analogs of Schur Q-Functions
Interpolation Analogs of Schur Q-Functions
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Schur Q 函数的插值类似物
DOI:
10.1007/s10958-005-0422-6
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发表时间:
2003
影响因子:
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通讯作者:
Vladimir N. Ivanov
中科院分区:
文献类型:
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作者:
Vladimir N. Ivanov
We introduce interpolation analogs of the Schur Q-functions — the multiparameter Schur Q-functions. We obtain for them several results: a combinatorial formula, generating functions for one-row and two-row functions, vanishing and characterization properties, a Pieri-type formula, a Nimmo-type formula (a quotient of two Pfaffians), a Giambelli-Schur-type Pfaffian formula, a determinantal formula for the transition coefficients between multiparameter Schur Q-functions with different parameters. We write an explicit Pfaffian expression for the dimension of a skew shifted Young diagram. This paper is a continuation of the author's paper math. CO/0303169 and a partial projective analog of the paper q-alg/9605042 by A. Okounkov and G. Olshanski and the paper math. CO/0110077 by G. Olshanski, A. Regev, and A. Vershik. Bibliography: 36 titles.