Baxter, Rodney2015-12-132015-12-130022-4715http://hdl.handle.net/1885/87235The N-state chiral Potts model in lattice statistical mechanics can be obtained as a "descendant" of the six-vertex model, via an intermediate "Q" or "τ 2 (t q)" model. Here we generalize this to obtain a column-inhomogeneous τ 2 (t q) model, and deriveKeywords: chiral Potts model; lattice models; Q matrix; six-vertex model; Statistical mechanics200410.1023/B:JOSS.0000044062.64287.b92016-02-24