1-Unary Algebras

  • Jennifer Hyndman
  • J. B. Nation
Part of the CMS Books in Mathematics book series (CMSBM)


We are particularly interested in the proper subvarieties of \(\mathcal{N}\) and \(\mathcal{N}^{0}\) that are determined by the equation \(f^{r}x \approx f^{s}x\) for some pair r < s. Thus, for 0 ≤ r < s, we consider the following varieties.


Proper Subvariety Subdirect Decomposition Folding Retractions Subdirect Representation Subquasivarieties 
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© Springer International Publishing AG, part of Springer Nature 2018

Authors and Affiliations

  • Jennifer Hyndman
    • 1
  • J. B. Nation
    • 2
  1. 1.Department of Mathematics and StatisticsUniversity of Northern British ColumbiaPrince GeorgeCanada
  2. 2.Department of MathematicsUniversity of HawaiiHonoluluUSA

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