Figure 1From: Implicit methods for the first derivative of the solution to heat equationThe error function \(\vert \varepsilon_{v}^{2^{-7},2^{-17}} \vert =\) \(\vert \widetilde{v}-v \vert \) for \(h=2^{-7}\), and \(\tau =2^{-17}\) for Example 1Back to article page