1.8 problem 3(c)

Internal problem ID [876]

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(c).
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_quadrature]

Solve \begin {gather*} \boxed {y^{\prime }-x \ln \relax (x )=0} \end {gather*}

Solution by Maple

Time used: 0.016 (sec). Leaf size: 18

dsolve(diff(y(x),x) = x*ln(x),y(x), singsol=all)
 

\[ y \relax (x ) = \frac {\ln \relax (x ) x^{2}}{2}-\frac {x^{2}}{4}+c_{1} \]

Solution by Mathematica

Time used: 0.005 (sec). Leaf size: 24

DSolve[y'[x] == x*Log[x],y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to -\frac {x^2}{4}+\frac {1}{2} x^2 \log (x)+c_1 \\ \end{align*}