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Table 4 Exact and approximate result of Test example 4.4 with various values of α

From: An optimal method for approximating the delay differential equations of noninteger order

x t OHAM Exact Absolute error
α = 1.6 α = 1.8 α = 2
0.0 0.0 0.0 0.0 0.0 0.0  
0.1 0.5 0.126831 0.119918 0.114535 0.112763 0.0000304407
0.2 0.4 0.23755 0.226659 0.218605 0.216214 0.0000460024
0.3 0.3 0.335546 0.323825 0.315698 0.313602 0.0000438572
0.4 0.2 0.424774 0.415311 0.409302 0.408027 0.0000282579
0.5 0.1 0.510215 0.505496 0.502907 0.502502 0.0000009272
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