TY - JOUR AU - G. V. Savinov TI - Two-sided bounds of the smallest eigenvalue of a positive-definite matrix in the presence of restrictions JO - Zapiski Nauchnykh Seminarov POMI PY - 2000 SP - 181 EP - 184 VL - 268 UR - http://geodesic.mathdoc.fr/item/ZNSL_2000_268_a11/ LA - ru ID - ZNSL_2000_268_a11 ER -