TY - JOUR AU - E. A. Volkov TI - Approximate solution of Laplace's equation by the block method on polygons under nonanalytic boundary conditions JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1992 SP - 63 EP - 88 VL - 194 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1992_194_a4/ LA - ru ID - TM_1992_194_a4 ER -