29.11.21 problem 312

Internal problem ID [4912]
Book : Ordinary differential equations and their solutions. By George Moseley Murphy. 1960
Section : Various 11
Problem number : 312
Date solved : Sunday, March 30, 2025 at 04:13:07 AM
CAS classification : [_linear]

\begin{align*} x \left (1-x \right ) y^{\prime }&=2 x y-2 \end{align*}

✓ Maple. Time used: 0.001 (sec). Leaf size: 19

ode:=x*(1-x)*diff(y(x),x) = 2*x*y(x)-2; 
dsolve(ode,y(x), singsol=all);
 

\[ y = \frac {2 x -2 \ln \left (x \right )+c_1}{\left (-1+x \right )^{2}} \]

✓ Mathematica. Time used: 0.032 (sec). Leaf size: 21

ode=x(1-x)D[y[x],x]==2(x y[x]-1); 
ic={}; 
DSolve[{ode,ic},y[x],x,IncludeSingularSolutions->True]
 

\[ y(x)\to \frac {2 x-2 \log (x)+c_1}{(x-1)^2} \]

✓ Sympy. Time used: 0.269 (sec). Leaf size: 20

from sympy import * 
x = symbols("x") 
y = Function("y") 
ode = Eq(x*(1 - x)*Derivative(y(x), x) - 2*x*y(x) + 2,0) 
ics = {} 
dsolve(ode,func=y(x),ics=ics)
 

\[ y{\left (x \right )} = \frac {C_{1} + 2 x - 2 \log {\left (x \right )}}{x^{2} - 2 x + 1} \]