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The C-finite ansatz
By: Doron Zeilberger;
2013 / Springer Science+Business Media / 1382-4090
A C-finite sequence is a sequence satisfying a linear recurrence equation with constant coefficients. While it is trivial to multiply two C-finite sequences (just like integers), it is not quite so trivial to “factorize” them, or to decide whether they are “prime”. Here we address these problems.