Internal problem ID [2121]
Book: Differential Equations by Alfred L. Nelson, Karl W. Folley, Max Coral. 3rd ed. DC heath.
Boston. 1964
Section: Exercise 18, page 82
Problem number: 5.
ODE order: 4.
ODE degree: 1.
CAS Maple gives this as type [[_high_order, _quadrature]]
\[ \boxed {y^{\prime \prime \prime \prime }=0} \]
✓ Solution by Maple
Time used: 0.0 (sec). Leaf size: 21
dsolve(diff(y(x),x$4)=0,y(x), singsol=all)
\[ y = \frac {1}{6} c_{1} x^{3}+\frac {1}{2} c_{2} x^{2}+c_{3} x +c_{4} \]
✓ Solution by Mathematica
Time used: 0.002 (sec). Leaf size: 22
DSolve[y''''[x]==0,y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to x (x (c_4 x+c_3)+c_2)+c_1 \]