Exact Finite Difference Scheme and Nonstandard Finite Difference Scheme for Burgers and Burgers-Fisher Equations

Table 2

The absolute errors of NSFD method and ADM (𝑛=4) for (52) at 𝑥=0.5.

𝑥=0.5	𝑡=0.005	𝑡=0.01	𝑡=0.1	𝑡=0.5
NSFD	8.6033×10^−6	1.7213×10^−5	1.3419×10^−4	2.1407×10^−4
ADM	6.6×10^−3	1.32×10^−2	1.382×10^−1	8.220×10^−1