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Theory and Modern Applications

Table 1 Errors and convergence orders of scheme (43)–(44) and scheme (45)–(46) in temporal direction (Example 1)

From: Numerical algorithms for multidimensional time-fractional wave equation of distributed-order with a nonlinear source term

τ

Scheme (43)–(44)

Scheme (45)–(46)

\(\|e^{N} \|_{L^{2}}\)

Order

CPU time

\(\|e^{N} \| _{L^{2}}\)

Order

CPU time

1/10

0.1225

0.1882 s

0.1222

0.0129 s

1/20

0.0634

0.9502

0.4328 s

0.0632

0.9512

0.0411 s

1/40

0.0326

0.9596

1.0168 s

0.0324

0.9639

0.0580 s

1/80

0.0167

0.9650

2.6598 s

0.0164

0.9823

0.1016 s

1/160

0.0085

0.9743

8.4336 s

0.0082

1.0000

0.2387 s