2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/60832BRST-resolution is studied for the principally graded Wakimoto module of {\hat sl_2} recently found in math.QA/0005203. The submodule structure is completely determined and irreducible representations can be obtained as the zero-th cohomology group.10 pages, 2 figuresQuantum Algebra17B65, 81R10text