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cs.SC2017
Definite Sums of Hypergeometric Terms and Limits of P-Recursive Sequences
Hui Huang
The ubiquity of the class of D-finite functions and P-recursive sequences in symbolic computation is widely recognized. In this thesis, the presented work consists of two parts rel…
cs.SC2017
Ultimate Positivity of Diagonals of Quasi-rational Functions
Hui Huang
The problem to decide whether a given multivariate (quasi-)rational function has only positive coefficients in its power series expansion has a long history. It dates back to Szego…