Figure 1From: A modified kernel method for a time-fractional inverse diffusion problem The exact solution (ES) and its approximation solution (AS). \(\alpha=0.3\), \(\varepsilon=0.001\) and (a) \(x=0.8\); (b) \(x=0.5\); (c) \(x=0.2\); (d) \(x=0\).Back to article page