TY - JOUR AU - F. V. Weinstein TI - Filtering Bases and Cohomology of Nilpotent Subalgebras of the Witt Algebra and the Algebra of Loops in~$sl_2$ JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 2010 SP - 4 EP - 26 VL - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_2010_44_1_a1/ LA - ru ID - FAA_2010_44_1_a1 ER -