GPU-ACCELERATED SOLUTION OF THE 2D POISSON EQUATION: A COMPARATIVE STUDY OF JACOBI AND RED-BLACK GAUSS–SEIDEL METHODS WITH GLOBAL AND SHARED MEMORY. JPCSIT [Internet]. 2026 Sep. 23 [cited 2026 Oct. 23];4(3):36-48. Available from: https://jpcsit.kaznu.kz/index.php/kaznu/article/view/365