Research Article
An Efficient Parallel Approximate Algorithm for Solving Time Fractional Reaction-Diffusion Equations
Table 6
Comparison of CPU time and speedup among implicit, E-I, and PASE-I schemes (unit: second).
| Number of grid points | 101 | 301 | 501 | 701 | 901 | 1101 | 1301 |
| Implicit scheme | 0.81 | 2.22 | 4.88 | 9.40 | 18.40 | 29.91 | 39.90 | E-I scheme [41] | 0.69 | 1.55 | 3.73 | 6.77 | 12.18 | 20.47 | 27.99 | PASE-I scheme | 0.59 | 0.74 | 0.91 | 1.28 | 1.98 | 3.43 | 4.44 | | 1.37 | 3.00 | 5.36 | 7.34 | 9.29 | 8.72 | 8.98 | | 1.16 | 2.09 | 4.09 | 5.28 | 6.15 | 5.96 | 6.30 |
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