2.1583   ODE No. 1583

1. Problem in Latex
2. Mathematica input
3. Maple input

$$a{y}^{(4)}(x)-f(x)+y^{(5)}(x)=0$$ ✗ Mathematica : cpu = 300.035 (sec), leaf count = 0 , timed out

$Aborted

✓ Maple : cpu = 0.036 (sec), leaf count = 40

$$\{y\left(x\right)=\frac{\mathit{\_}\mathit{C}\mathit{3}{x}^2}{2}+\frac{\mathit{\_}\mathit{C}\mathit{2}{x}^3}{6}+\frac{{\mathrm{e}}^{-ax}\mathit{\_}\mathit{C}\mathit{1}}{a^4}+\frac{f{x}^4}{24a}+\mathit{\_}\mathit{C}\mathit{4}x+\mathit{\_}\mathit{C}\mathit{5}\}$$