Summary: Desingularization of linear di#erence operators
with polynomial coe#cients #
Sergei A. Abramov +
Computer Center of
the Russian Academy of Science,
Vavilova 40, Moscow 117967,
Russia
abramov@ccas.ru
sabramov@cs.msu.su
Mark van Hoeij #
Department of mathematics
Florida State University,
Tallahassee, FL 32306­3027,
USA
hoeij@math.fsu.edu
Abstract
We consider the following two problems related to linear di#erence
equations with polynomial coe#cients:
1. Let E be the shift operator defined on sequences by E(c n ) =
c n+1 and defined on functions of n as E(f(n)) = f(n + 1). Consider

Source: Abramov, Sergei A. - Dorodnicyn Computing Centre of the Russian Academy of Sciences

Collections: Mathematics; Computer Technologies and Information Sciences