TY - JOUR AU - Beauzamy, Bernard TI - How the Roots of a Polynomial Vary with its Coefficients: A Local Quantitative Result JO - Canadian mathematical bulletin PY - 1999 SP - 3 EP - 12 VL - 42 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1999-001-6/ DO - 10.4153/CMB-1999-001-6 ID - 10_4153_CMB_1999_001_6 ER -