Table 1 The CPU elapsed time and the relative errors of the FE and CNFE solutions
From: The Crank–Nicolson finite element method for the 2D uniform transmission line equation
t | n | FE method | CNFE method | ||
|---|---|---|---|---|---|
\(\|V(t_{n})-\tilde{V}_{h}^{n}\|_{1}\) | CPU run time | \(\|V(t_{n})-V_{h}^{n}\|_{1}\) | CPU run time | ||
0.3 | 300 | 1.413276e-2 | 1.693 second | 4.051625e-5 | 1.791 second |
0.6 | 600 | 3.232292e-2 | 5.897 second | 4.371744e-4 | 6.127 second |
0.9 | 900 | 5.482546e-2 | 11.825 second | 4.581633e-4 | 11.982 second |