@techreport{RISC1457,
author = {Wolfgang Herfort and G\"unter Landsmann},
title = {{Simultaneous Existence of right Inverses for $1-ab$ and $1-ba$}},
number = {99-26},
year = {1999},
month = {September},
keywords = {term rewriting},
sponsor = {Austrian Science Foundation},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Schloss Hagenberg, 4232 Hagenberg, Austria}
}