Figure 6From: A reduced fourth-order compact difference scheme based on a proper orthogonal decomposition technique for parabolic equationsThe figures of solutions of R-CFDS4(left) and difference(right) between R-CFDS4 and CFDS4 with \(h=0.02\) and \(\tau =0.01\) for \(\mathrm{SP} _{2}\)Back to article page