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Table 4 Order of convergence for various values of M when \(\tau =0.01\), \(\gamma =0.9\) for Example 2

From: A collocation method based on cubic trigonometric B-splines for the numerical simulation of the time-fractional diffusion equation

M \(L_{\infty }\) Norm OC CPU Time (s)
8 4.460e−02 0.422
16 1.127e−02 1.9846 0.703
32 2.726e−03 2.0476 1.266
64 5.774e−04 2.2391 2.219