TY - JOUR AU - O. V. Ryabinin TI - A fast direct method for solving a variational-difference analogue of the Poisson equation on a triangulation with condensation toward a part of the boundary JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1997 SP - 1478 EP - 1481 VL - 37 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1997_37_12_a8/ LA - ru ID - ZVMMF_1997_37_12_a8 ER -