Decidable discriminator varieties from unary varieties

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Journal of Symbolic Logic 56 (4):1355-1368 (1991)
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Abstract

We determine precisely those locally finite varieties of unary algebras of finite type which, when augmented by a ternary discriminator, generate a variety with a decidable theory

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10.2307/2275480

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Citations of this work

Discriminator logics.Matthew Spinks, Robert Bignall & Robert Veroff - 2014 - Australasian Journal of Logic 11 (2).
Hereditary undecidability of some theories of finite structures.Ross Willard - 1994 - Journal of Symbolic Logic 59 (4):1254-1262.

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