scholarly journals Middle multiplicative convolution and hypergeometric equations

2021 ◽  
Vol 23 ◽  
Author(s):  
Nicolas Martin
2018 ◽  
Vol 2020 (3) ◽  
pp. 883-913 ◽  
Author(s):  
Vadim Gorin ◽  
Adam W Marcus

Abstract Three operations on eigenvalues of real/complex/quaternion (corresponding to $\beta =1,2,4$) matrices, obtained from cutting out principal corners, adding, and multiplying matrices, can be extrapolated to general values of $\beta>0$ through associated special functions. We show that the $\beta \to \infty $ limit for these operations leads to the finite free projection, additive convolution, and multiplicative convolution, respectively. The limit is the most transparent for cutting out the corners, where the joint distribution of the eigenvalues of principal corners of a uniformly-random general $\beta $ self-adjoint matrix with fixed eigenvalues is known as the $\beta $-corners process. We show that as $\beta \to \infty $ these eigenvalues crystallize on an irregular lattice consisting of the roots of derivatives of a single polynomial. In the second order, we observe a version of the discrete Gaussian Free Field put on top of this lattice, which provides a new explanation as to why the (continuous) Gaussian Free Field governs the global asymptotics of random matrix ensembles.


Symmetry ◽  
2019 ◽  
Vol 11 (2) ◽  
pp. 262 ◽  
Author(s):  
Shengfeng Li ◽  
Yi Dong

In this paper, we expound on the hypergeometric series solutions for the second-order non-homogeneous k-hypergeometric differential equation with the polynomial term. The general solutions of this equation are obtained in the form of k-hypergeometric series based on the Frobenius method. Lastly, we employ the result of the theorem to find the solutions of several non-homogeneous k-hypergeometric differential equations.


2019 ◽  
Vol 4 (1) ◽  
Author(s):  
Kohei Iwaki ◽  
Tatsuya Koike ◽  
Yumiko Takei

Abstract We show that each member of the confluent family of the Gauss hypergeometric equations is realized as quantum curves for appropriate spectral curves. As an application, relations between the Voros coefficients of those equations and the free energy of their classical limit computed by the topological recursion are established. We will also find explicit expressions of the free energy and the Voros coefficients in terms of the Bernoulli numbers and Bernoulli polynomials. Communicated by: Youjin Zhang


2020 ◽  
Vol 246 (2) ◽  
pp. 245-255
Author(s):  
А. V. Zagorodnyuk ◽  
V. V. Kravtsiv

2004 ◽  
Vol 15 (07) ◽  
pp. 629-649 ◽  
Author(s):  
HIROYUKI OCHIAI ◽  
MASAAKI YOSHIDA

The hypergeometric equations with polyhedral monodromy groups derive 3-integral-parameter families of polynomials.


2000 ◽  
Vol 41 (12) ◽  
pp. 7964-7996 ◽  
Author(s):  
J. Negro ◽  
L. M. Nieto ◽  
O. Rosas-Ortiz

2011 ◽  
Vol 54 (8) ◽  
pp. 1577-1590 ◽  
Author(s):  
Alessio Corti ◽  
Vasily Golyshev

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