TY - JOUR AU - A. A. Ligun AU - A. D. Malysheva TI - The deviation of spline functions that are obtained by averaging piecewise linear functions JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1977 SP - 137 EP - 140 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1977_1_a18/ LA - ru ID - IVM_1977_1_a18 ER -