TY - JOUR AU - V. M. Badkov TI - Pointwise estimates from below of the~moduli of the~derivatives of orthogonal polynomials on of the~derivatives of orthogonal polynomials~on JO - Sbornik. Mathematics PY - 1995 SP - 771 EP - 781 VL - 186 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1995_186_6_a0/ LA - en ID - SM_1995_186_6_a0 ER -