TY - JOUR AU - Kwak Do Y. AU - Lee Jun S. TI - The $V$-cycle multigrid convergence of some finite difference scheme for the Helmholtz equation JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 2005 SP - 207 EP - 218 VL - 8 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_2005_8_3_a2/ LA - en ID - SJVM_2005_8_3_a2 ER -