Abstract
It is proved that the universal group of a torsion free rigid monoid is torsion free. As a consequence, a new condition on a monoid M for the monoid ring R[M] to be a 2-fir is given. Furthermore, the monoids between a rigid monoid and its universal group are studied. © 1992, Taylor & Francis Group, LLC. All rights reserved.
Original language | English |
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Pages (from-to) | 2295-2303 |
Journal | Communications in Algebra |
Volume | 20 |
Issue number | 8 |
DOIs | |
Publication status | Published - 1 Jan 1992 |