Dimension Versus Number of Variables, and Connectivity, too

Mathematical Logic Quarterly 41 (1):111-134 (1995)
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Abstract

We present game-theoretic characterizations of the complexity/expressibility measures “dimension” and “the number of variables” as Least Fixed Point queries. As an example, we use these characterizations to compute the dimension and number of variables of Connectivity and Connectivity

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Citations of this work

Guarded quantification in least fixed point logic.Gregory McColm - 2004 - Journal of Logic, Language and Information 13 (1):61-110.
The dimension of the negation of transitive closure.Gregory L. McColm - 1995 - Journal of Symbolic Logic 60 (2):392-414.

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References found in this work

Descriptive Set Theory.Richard Mansfield - 1981 - Journal of Symbolic Logic 46 (4):874-876.
Descriptive Set Theory.Yiannis Nicholas Moschovakis - 1982 - Studia Logica 41 (4):429-430.
Elementary Induction on Abstract Structures.Wayne Richter - 1979 - Journal of Symbolic Logic 44 (1):124-125.

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