TY - JOUR AU - V. M. Deundyak TI - Homotopy properties of the set of noetherian elements of the $C^*$-algebra of multidimensional generalized Toeplitz operators JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1980 SP - 79 EP - 80 VL - 14 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1980_14_3_a12/ LA - ru ID - FAA_1980_14_3_a12 ER -