Table 2 Comparison of the 20th-order HAM approximations with Wang’s results [ 35 ] (marked with an asterisk)
c | 0 | 0.25 | 0.50 | 0.75 | 1 |
|---|---|---|---|---|---|
\(f''(0)\) | −1 | −1.048811 | −1.093095 | −1.134486 | −1.173721 |
\(f''(0)^{*}\) | −1 | −1.048813 | −1.093097 | −1.134485 | −1.173720 |
\(g''(0)\) | 0 | −0.194564 | −0.465205 | −0.794618 | −1.173721 |
\(g''(0)^{*}\) | 0 | −0.194564 | −0.465205 | −0.794622 | −1.173720 |
f(∞) | 1 | 0.907151 | 0.842386 | 0.792302 | 0.751497 |
\(f(\infty)^{*}\) | 1 | 0.907075 | 0.842360 | 0.792308 | 0.751527 |
g(∞) | 0 | 0.257994 | 0.451678 | 0.612135 | 0.751497 |
\(g(\infty)^{*}\) | 0 | 0.257986 | 0.451671 | 0.612049 | 0.751527 |