Conjecture on the greenness of the mutation sequence for Γw‾\Gamma_{\overline{w}}Γw
Greenness conjecture. The sequence of vertices of Γw‾\Gamma_{\overline{w}}Γw mutated by μ∙\mu_\bulletμ∙ is a green sequence with respect to Γw‾\Gamma_{\overline{w}}Γw.