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Table 4 Absolute errors at N=M=5 , ν=1.8 with x=1 and different choices of α , β for Example 3

From: The operational matrix formulation of the Jacobi tau approximation for space fractional diffusion equation

t α = β = 0 α = β = 0.5 α = β = 1 α = −β = −0.5 α = β = −0.5
0.1 5.2 × 10−7 4.9 × 10−7 4.0 × 10−7 8.1 × 10−7 4.5 × 10−7
0.2 2.3 × 10−7 7.8 × 10−8 2.4 × 10−8 1.6 × 10−7 4.5 × 10−7
0.3 3.8 × 10−7 3.1 × 10−7 2.5 × 10−7 5.1 × 10−7 4.6 × 10−7
0.4 1.0 × 10−7 4.8 × 10−8 1.6 × 10−8 2.3 × 10−7 2.1 × 10−7
0.5 4.0 × 10−7 2.9 × 10−7 2.2 × 10−7 2.8 × 10−7 5.9 × 10−7
0.6 1.0 × 10−7 4.8 × 10−8 1.5 × 10−8 3.2 × 10−7 2.0 × 10−7
0.7 3.7 × 10−7 3.0 × 10−7 2.4 × 10−7 1.0 × 10−7 4.5 × 10−7
0.8 2.1 × 10−7 7.4 × 10−8 2.3 × 10−8 3.0 × 10−7 4.3 × 10−7
0.9 4.9 × 10−7 4.6 × 10−7 3.7 × 10−7 1.4 × 10−7 4.2 × 10−7