Figure 1From: Finite difference approach for variable order reaction–subdiffusion equationsNumerical solution of the variable order fractional reaction–subdiffusion equation at \(\lambda= 0\) for \(\Delta x=\frac{1}{90}\), \(\Delta t=\frac{1}{100}\), final time \(T=0.02\), \(\alpha(x,t)=\frac{10 +(xt)^{4} -(xt)^{5}}{130}\) and the maximum absolute error is \(6.973845 \times10^{-5}\)Back to article page