Internal problem ID [874]
Book: Elementary differential equations with boundary value problems. William F. Trench.
Brooks/Cole 2001
Section: Chapter 1, Introduction. Section 1.2 Page 14
Problem number: 3(a).
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [_quadrature]
\[ \boxed {y^{\prime }=-x} \]
✓ Solution by Maple
Time used: 0.0 (sec). Leaf size: 11
dsolve(diff(y(x),x) = -x,y(x), singsol=all)
\[ y \left (x \right ) = -\frac {x^{2}}{2}+c_{1} \]
✓ Solution by Mathematica
Time used: 0.002 (sec). Leaf size: 15
DSolve[y'[x] == -x,y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to -\frac {x^2}{2}+c_1 \]