Figure 5From: Bivariate Chebyshev polynomials of the fifth kind for variable-order time-fractional partial integro-differential equations with weakly singular kernelAbsolute error functions for \(N=5\), \(\mathfrak{h}(t)=t\), \(x=1\), and diverse cases of \(\sigma (x, t)\) for Example 6.4Back to article page