A Unified Reduction for Hypergeometric and q-Hypergeometric Creative Telescoping

Fuente: arXiv
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Hauptverfasser: Chen, Shaoshi, Du, Hao, Gao, Yiman, Huang, Hui, Li, Ziming
Format: Preprint
Veröffentlicht: 2025
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author Chen, Shaoshi
Du, Hao
Gao, Yiman
Huang, Hui
Li, Ziming
author_facet Chen, Shaoshi
Du, Hao
Gao, Yiman
Huang, Hui
Li, Ziming
contents We adapt the theory of normal and special polynomials from symbolic integration to the summation setting, and then built up a general framework embracing both the usual shift case and the $q$-shift case. In the context of this general framework, we develop a unified reduction algorithm, and subsequently a creative telescoping algorithm, applicable to both hypergeometric terms and their $q$-analogues. Our algorithms allow to split up the usual shift case and the $q$-shift case only when it is really necessary, and thus instantly reveal the intrinsic differences between these two cases. Computational experiments are also provided.
format Preprint
id arxiv_https___arxiv_org_abs_2501_03837
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A Unified Reduction for Hypergeometric and q-Hypergeometric Creative Telescoping
Chen, Shaoshi
Du, Hao
Gao, Yiman
Huang, Hui
Li, Ziming
Symbolic Computation
We adapt the theory of normal and special polynomials from symbolic integration to the summation setting, and then built up a general framework embracing both the usual shift case and the $q$-shift case. In the context of this general framework, we develop a unified reduction algorithm, and subsequently a creative telescoping algorithm, applicable to both hypergeometric terms and their $q$-analogues. Our algorithms allow to split up the usual shift case and the $q$-shift case only when it is really necessary, and thus instantly reveal the intrinsic differences between these two cases. Computational experiments are also provided.
title A Unified Reduction for Hypergeometric and q-Hypergeometric Creative Telescoping
topic Symbolic Computation
url https://arxiv.org/abs/2501.03837