## On the order of the recurrence produced by the method of creative telescoping

- Sergei A. Abramov, Ha Q. Le
- Discrete Mathematics
- 2005

@inproceedings{Abramov2001ProofOA, title={Proof of a Conjecture of Wilf and Zeilberger}, author={Sergei A. Abramov}, year={2001} }

- Published 2001

Wilf and Zeilberger conjectured in 1992 that a hypergeometric term is proper-hypergeometric if and only if it is holonomic. We prove a version of this conjecture in the case of two discrete variables.