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Summary: An Efficient Strategy for WordCycle Completion in Finitely Presented Groups
Luiz M. R. Gadelha Jr
Departmento de Ci“encia de Computac› ”
ao
Universidade de Bras’lia
70910900 Bras’lia, DF Brasil
gadelha@cic.unb.br
Mauricio AyalaRinc’on
Departamento de Matem’atica
Universidade de Bras’lia
70910900 Bras’lia, DF Brasil
ayala@mat.unb.br
Abstract
We present an efficient strategy for the application of the
inference rules of a completion procedure for finitely pre
sented groups. This procedure has been proposed by Cre
manns and Otto and uses a combinatorial structure called
wordcycle. Our strategy is complete in the sense that a set
of persistent wordcycles can be used to solve the reduced
word problem of the finitely presented group given as input.
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