3.16 problem 20

Internal problem ID [531]

Book: Elementary differential equations and boundary value problems, 10th ed., Boyce and DiPrima
Section: Section 2.4. Page 76
Problem number: 20.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_Riccati]

Solve \begin {gather*} \boxed {y^{\prime }-t +1+y^{2}=0} \end {gather*}

Solution by Maple

Time used: 0.013 (sec). Leaf size: 31

dsolve(diff(y(t),t) = t-1-y(t)^2,y(t), singsol=all)
 

\[ y \relax (t ) = \frac {\AiryAi \left (1, t -1\right ) c_{1}+\AiryBi \left (1, t -1\right )}{\AiryAi \left (t -1\right ) c_{1}+\AiryBi \left (t -1\right )} \]

Solution by Mathematica

Time used: 0.118 (sec). Leaf size: 47

DSolve[y'[t] == t-1-y[t]^2,y[t],t,IncludeSingularSolutions -> True]
 

\begin{align*} y(t)\to \frac {\text {Bi}'(t-1)+c_1 \text {Ai}'(t-1)}{\text {Bi}(t-1)+c_1 \text {Ai}(t-1)} \\ y(t)\to \frac {\text {Ai}'(t-1)}{\text {Ai}(t-1)} \\ \end{align*}