TY - JOUR AU - V. Ya. Pan TI - Nearly Optimal Algorithms for Univariate Polynomial Factorization and Rootfinding. II: Computing a Basic Annulus for Splitting JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2001 SP - 211 EP - 223 VL - 235 UR - http://geodesic.mathdoc.fr/item/TM_2001_235_a14/ LA - en ID - TM_2001_235_a14 ER -