Multilevel Dyson Brownian motions via Jack polynomials
Author(s)Gorin, Vadim; Shkolnikov, Mykhaylo
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We introduce multilevel versions of Dyson Brownian motions of arbitrary parameter β>0, generalizing the interlacing reflected Brownian motions of Warren for β=2. Such processes unify β corners processes and Dyson Brownian motions in a single object. Our approach is based on the approximation by certain multilevel discrete Markov chains of independent interest, which are defined by means of Jack symmetric polynomials. In particular, this approach allows to show that the levels in a multilevel Dyson Brownian motion are intertwined (at least for β≥1) and to give the corresponding link explicitly.
DepartmentMassachusetts Institute of Technology. Department of Mathematics
Probability Theory and Related Fields
Vadim, Gorin, and Mykhaylo Shkolnikov. "Multilevel Dyson Brownian motions via Jack polynomials" Probability Theory and Related Fields, vol. 163, no. 3, November 2014, pp. 413-463.
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