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math.CO2009★ 1 cited
Function classes and relational constraints stable under compositions with clones
Miguel Couceiro, Stephan Foldes
The general Galois theory for functions and relational constraints over arbitrary sets described in the authors' previous paper is refined by imposing algebraic conditions on relat…
math.CO2007
A half-space approach to order dimension
Stephan Foldes, Jeno Szigeti
The aim of the present paper is to investigate the half-spaces in the convexity structure of all quasiorders on a given set and to use them in an alternative approach to classical…