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Theory and Modern Applications

Table 3 Error norm \(L_{\infty }\) at \(t=0.4\), \(0\leq z \leq 1\) and \(\alpha =1.7\) for Example 1

From: A numerical algorithm based on modified extended B-spline functions for solving time-fractional diffusion wave equation involving reaction and damping terms

h

Δt

HF [44]

CuTBSM [33]

Present method

\(\frac{1}{10}\)

\(\frac{1}{50}\)

0.01396

2.490 × 10−4

1.990 × 10−13

\(\frac{1}{20}\)

\(\frac{1}{100}\)

0.01064

3.113 × 10−5

4.080 × 10−14

\(\frac{1}{30}\)

\(\frac{1}{200}\)

0.00736

9.178 × 10−6

9.718 × 10−15

\(\frac{1}{50}\)

\(\frac{1}{250}\)

0.00653

1.982 × 10−6

3.602 × 10−15

\(\frac{1}{50}\)

\(\frac{1}{300}\)

0.00586

1.980 × 10−6

3.214 × 10−15

\(\frac{1}{60}\)

\(\frac{1}{400}\)

0.00494

1.149 × 10−6

2.169 × 10−15

\(\frac{1}{60}\)

\(\frac{1}{450}\)

0.00460

1.443 × 10−6

2.025 × 10−15

\(\frac{1}{75}\)

\(\frac{1}{480}\)

0.00443

7.202 × 10−7

8.354 × 10−16