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Theory and Modern Applications

Table 5 Comparison of absolute errors for Problem 3 when \(n=40\)

From: Non-polynomial quintic spline for numerical solution of fourth-order time fractional partial differential equations

γ

Method in [21]

Proposed method

Δt = 0.000001, t = 0.0001

Δt = 0.01, t = 1

\(L_{\infty }\)

\(L_{2}\)

\(L_{\infty }\)

\(L_{2}\)

0.25

–

–

8.7834 × 10−8

7.1567 × 10−8

0.50

2.1423 × 10−4

2.3952 × 10−5

3.5666 × 10−8

1.5945 × 10−8

0.75

–

–

5.5943 × 10−8

3.4214 × 10−8

1.00

2.6524 × 10−5

2.9654 × 10−6

1.4199 × 10−8

7.1879 × 10−9