TY - JOUR AU - V. I. Vasyunin AU - N. K. Nikolskiǐ TI - Invertibility threshold for $H^\infty$ trace algebras, and effective matrix inversions JO - Algebra i analiz PY - 2011 SP - 87 EP - 110 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2011_23_1_a2/ LA - ru ID - AA_2011_23_1_a2 ER -