1.192 problem 193

Internal problem ID [8529]

Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 1, linear first order
Problem number: 193.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_linear]

\[ \boxed {x y^{\prime } \ln \left (x \right )+y=a x \left (1+\ln \left (x \right )\right )} \]

Solution by Maple

Time used: 0.016 (sec). Leaf size: 14

dsolve(x*diff(y(x),x)*ln(x) + y(x) - a*x*(ln(x)+1)=0,y(x), singsol=all)
 

\[ y \left (x \right ) = a x +\frac {c_{1}}{\ln \left (x \right )} \]

Solution by Mathematica

Time used: 0.041 (sec). Leaf size: 16

DSolve[x*y'[x]*Log[x] + y[x] - a*x*(Log[x]+1)==0,y[x],x,IncludeSingularSolutions -> True]
                                                                                    
                                                                                    
 

\[ y(x)\to a x+\frac {c_1}{\log (x)} \]