%0 Journal Article %A E. A. Volkov %T The fast block method for solving the Laplace equation on polygons under piecewise constant boundary conditions %J Informatics and Automation %D 1995 %P 90-100 %V 210 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1995_210_a5/ %G ru %F TRSPY_1995_210_a5