Title: Universalʹnai︠a︡ programma raznostnogo reshenii︠a zadachi dirikhle dli︠a︡ uravnenii︠a︡ Puassona s pomoshchʹi︠u︡ formul povyshennoĭ tochnosti
Subjects: Dirichlet problem, Harmonic functions, Boundary value problems, Numerical solutions