ON THE SUPERCONVERGENCE OF COLLOCATION METHODS BASED ON TWO POST-PROCESSING TECHNIQUES FOR FRACTIONAL INTEGRO-DIFFERENTIAL EQUATIONS WITH WEAKLY SINGULAR KERNELS

Zhenrong Chen, Yanping Chen, Jianwei Zhou

Journal of Computational Mathematics . 2026, (6): 1662 -1682 . DOI: 10.4208/jcm.2510-m2024-0290