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Table 3 Comparison of the approximate solutions Hermite wavelet method [33], Bernoulli wavelet method [32], and the present method with the exact solution for example 3

From: Spectral Tau method for solving general fractional order differential equations with linear functional argument

x Exact Present method [33] (N=7) [32] (N=7) Present method Present method
  solution (N=6) α=3 α=3 α=3 (N=6) α=2.8 (N=6) α=2.6
0 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000
0.2 0.8187 0.8187 0.8187 0.8187 0.8185 0.8185
0.4 0.6703 0.6703 0.6703 0.6703 0.6685 0.6682
0.6 0.5488 0.5488 0.5488 0.5488 0.5480 0.5488
0.8 0.4493 0.4493 0.4494 0.4493 0.4366 0.4281