Bungartz, H.; Griebel, M.; Röschke, D.; Zenger, C. - In: Mathematics and Computers in Simulation (MATCOM) 42 (1996) 4, pp. 595-605
with meshwidth h and O(h−2) grid points, the order O(h2) of the discretization error was shown in (Hofman, 1967), if g …. The crucial task of the proof, i.e. the determination of the discretization error on rectangular grids with arbitrary …