TY - JOUR AU - E. A. Volkov TI - Criterion of Solvability for Boundary Value Problems for the Laplace and Poisson Equations on Special Triangles and a~Rectangle in Algebraic Polynomials JO - Informatics and Automation PY - 1999 SP - 122 EP - 136 VL - 227 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1999_227_a7/ LA - ru ID - TRSPY_1999_227_a7 ER -