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Rigidity is undecidable

Published online by Cambridge University Press:  11 March 2014

MIKOŁAJ BOJAŃCZYK
Affiliation:
Institute of Informatics, University of Warsaw, S. Banacha 2, 02-097 Warszawa, Poland Email: bojan@mimuw.edu.pl
STANISŁAW SZAWIEL
Affiliation:
Institute of Mathematics, University of Warsaw, S. Banacha 2, 02-097 Warszawa, Poland Email: szawiel@mimuw.edu.pl; zawado@mimuw.edu.pl
MAREK ZAWADOWSKI
Affiliation:
Institute of Mathematics, University of Warsaw, S. Banacha 2, 02-097 Warszawa, Poland Email: szawiel@mimuw.edu.pl; zawado@mimuw.edu.pl

Abstract

We show that the problem of whether a finite set of regular-linear axioms defines a rigid theory is undecidable.

Type
Paper
Copyright
Copyright © Cambridge University Press 2014 

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