Table 4 Pointwise absolute error analysis for Example 1.

From: A numerical approach to fractional Volterra–Fredholm integro-differential problems using shifted Chebyshev spectral collocation

\({\mathfrak {s}}\)

\(\text {ERR}_{{\mathcal {M}}=4}\)

\(\text {ERR}_{{\mathcal {M}}=6}\)

\(\text {ERR}_{{\mathcal {M}}=8}\)

0.0

\(0.0000 \times 10^{0}\)

\(0.0000 \times 10^{0}\)

\(0.0000 \times 10^{0}\)

0.2

\(2.1786 \times 10^{-4}\)

\(2.3874 \times 10^{-4}\)

\(1.9128 \times 10^{-4}\)

0.4

\(2.1126 \times 10^{-3}\)

\(1.0784 \times 10^{-3}\)

\(4.3120 \times 10^{-5}\)

0.6

\(3.2261 \times 10^{-3}\)

\(2.1177 \times 10^{-3}\)

\(1.0524 \times 10^{-3}\)

0.8

\(1.5502 \times 10^{-3}\)

\(1.3271 \times 10^{-3}\)

\(8.7527 \times 10^{-4}\)

1.0

\(5.1673 \times 10^{-2}\)

\(3.0872 \times 10^{-2}\)

\(1.0424 \times 10^{-2}\)