Prof. Alan Sokal

Visit Date: 21/07/2019 - 02/08/2019

Home Institution: University College London, U.K. and New York University, U.S.A.

Talks

23/07/201909:00 - 10:00

Coefficientswise Hankel-total positivity

Alan Sokal (University College London, U.K. and New York University, U.S.A.)

29/07/201900:00 - 00:00

Series of Lectures and Exercises: Contiuned fractions and Hankel-total positivity

Alan Sokal (University College London, U.K. and New York University, U.S.A.)

Abstract: The expansion of power series into continued fractions goes back at least to Euler in 1746, but it gained impetus following Flajolet's seminal 1980 discovery that any Stieltjes-type (resp. Jacobi-type) continued fraction can be interpreted combinatorially as a generating ...