AbstractWe establish the eventual periodicity of the spectrum of any monadic second-order formula where (i) all relation symbols, except equality, are unary, and (ii) there is only one function symbol and that symbol is unary.
We establish the eventual periodicity of the spectrum of any monadic second-order formula where (i) all relation symbols, except equality, are unary, and (ii) there is only one function symbol and that symbol is unary.