Figure 3
From: Implicit methods for the first derivative of the solution to heat equation

The maximum errors \(\Vert \varepsilon_{v}^{h,2^{-17}} \Vert \) for \(\tau =2^{-17}\), with respect to h of Example 1
Theory and Modern Applications
From: Implicit methods for the first derivative of the solution to heat equation
The maximum errors \(\Vert \varepsilon_{v}^{h,2^{-17}} \Vert \) for \(\tau =2^{-17}\), with respect to h of Example 1