Research Article

A Simple Benchmark Problem for the Numerical Methods of the Cahn–Hilliard Equation

Table 7

Errors and convergence rates for the numerical results of the LSS at the final time . Here, is used.

RateRateRate

4.287e − 50.9942.153e − 50.9971.079e − 50.9985.400e − 6
5.522e − 50.9902.782e − 50.9951.397e − 50.9977.000e − 6