@techreport{RISC1254,author = {Fr\'ed\'eric Chyzak},
title = {{About the Non-Minimality of the Outputs of Zeilberger's Algorithm}},
number = {00-12},
year = {2000},
month = {April},
keywords = {computer algebra, holonomic functions, special functions, symbolic summation},
sponsor = {SFB grant F1305 of the Austrian Science Foundation (FWF)},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Altenberger Straße 69, 4040 Linz, Austria},
issn = {2791-4267 (online)}
}