A ${\varphi }_{1,3}$-filtration of the Virasoro minimal series M(p,p') with 1<p'/p< 2

B. Feigin, E. Feigin, M. Jimbo +2

The filtration of the Virasoro minimal series representations M^{(p,p')}_{r,s} induced by the (1,3)-primary field ${\varphi }_{1,3}(z)$ is studied. For 1< p'/p< 2, a conjectural basis of M^…