4.36.50 \(y''(x)=a+4 b^2 y(x)+3 b y(x)^2+3 y(x) y'(x)\)

ODE
\[ y''(x)=a+4 b^2 y(x)+3 b y(x)^2+3 y(x) y'(x) \] ODE Classification

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

Book solution method
TO DO

Mathematica
cpu = 10.979 (sec), leaf count = 2742

\[\left \{\left \{y(x)\to \frac {-i^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} 2^{\frac {3 \left (b^3+\sqrt {4 b^6-3 a b^3}\right )}{2 b^3}} 3^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} a^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} b^{\frac {\sqrt {4 b^6-3 a b^3}}{b^3}+3} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} I_{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) \Gamma \left (\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1\right ) c_1^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}}+i^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} 2^{\frac {3 \sqrt {4 b^6-3 a b^3}}{2 b^3}+\frac {1}{2}} 3^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} a^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} b^{\frac {\sqrt {4 b^6-3 a b^3}}{b^3}+\frac {3}{2}} \sqrt {4 b^3-3 a} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} I_{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) \Gamma \left (\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1\right ) c_1^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}}-i^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} 2^{\frac {3 \sqrt {4 b^6-3 a b^3}}{2 b^3}+\frac {1}{2}} 3^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} a^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} b^{\frac {\sqrt {4 b^6-3 a b^3}}{b^3}} \sqrt {4 b^6-3 a b^3} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} I_{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) \Gamma \left (\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1\right ) c_1^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}}+2^{\frac {3 \sqrt {4 b^3-3 a}}{2 b^{3/2}}+\frac {1}{2}} 3^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}} a^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}} b^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} \left (-2 b^3-\sqrt {4 b^3-3 a} b^{3/2}+\sqrt {4 b^6-3 a b^3}\right ) \left (\frac {e^{-2 b x}}{a}\right )^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}} I_{-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) c_2 \Gamma \left (1-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}\right ) c_1^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}+i^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} 2^{\frac {3 \sqrt {4 b^6-3 a b^3}}{2 b^3}} 3^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )} a^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )} b^{\frac {\sqrt {4 b^6-3 a b^3}}{b^3}+2} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )} I_{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}-1}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) \Gamma \left (\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1\right ) c_1^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )}+i^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} 2^{\frac {3 \sqrt {4 b^6-3 a b^3}}{2 b^3}} 3^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )} a^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )} b^{\frac {\sqrt {4 b^6-3 a b^3}}{b^3}+2} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )} I_{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) \Gamma \left (\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1\right ) c_1^{\frac {1}{2} \left (\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+1\right )}+2^{\frac {3 \sqrt {4 b^3-3 a}}{2 b^{3/2}}} 3^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}} a^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}} b^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+2} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}} I_{-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}-1}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) c_2 \Gamma \left (1-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}\right ) c_1^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}}+2^{\frac {3 \sqrt {4 b^3-3 a}}{2 b^{3/2}}} 3^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}} a^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}} b^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}+2} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}} I_{1-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) c_2 \Gamma \left (1-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}\right ) c_1^{\frac {b^3+\sqrt {4 b^6-3 a b^3}}{2 b^3}}}{3 \sqrt {2} b^2 \left (i^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} 2^{\frac {3 \sqrt {4 b^6-3 a b^3}}{2 b^3}} 3^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} a^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} b^{\frac {\sqrt {4 b^6-3 a b^3}}{b^3}} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}} I_{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) \Gamma \left (\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}+1\right ) c_1^{\frac {\sqrt {4 b^3-3 a}}{2 b^{3/2}}}+2^{\frac {3 \sqrt {4 b^3-3 a}}{2 b^{3/2}}} 3^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}} a^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}} b^{\frac {\sqrt {4 b^3-3 a}}{b^{3/2}}} \left (\frac {e^{-2 b x}}{a}\right )^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}} I_{-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\left (\frac {\sqrt {\frac {3}{2}} \sqrt {a} \sqrt {\frac {e^{-2 b x}}{a}} \sqrt {c_1}}{b}\right ) c_2 \Gamma \left (1-\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}\right ) c_1^{\frac {\sqrt {4 b^6-3 a b^3}}{2 b^3}}\right )}\right \}\right \}\]

Maple
cpu = 0.646 (sec), leaf count = 849

\[ \left \{ \int ^{y \left ( x \right ) }\!-2\,{{b}^{2} \left ( -4\,{\it \_a}\,{b}^{3}-3\,{b}^{2}{{\it \_a}}^{2}+ \left ( {\it RootOf} \left ( 6\,{{\sl K}_{1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{\it \_C1}\,{b}^{2}+9\,{{\sl K}_{1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{\it \_C1}\,b{\it \_a}-3\,\sqrt {4\,{b}^{4}-3\,ab}{{\sl K}_{1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{\it \_C1}+3\,{{\sl K}_{1/2\,{\frac {4\,{b}^{3}+2\,\sqrt {4\,{b}^{4}-3\,ab}b-3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}\sqrt {3}{\it \_C1}\,{\it \_Z}+6\,{{\sl I}_{-1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{b}^{2}+9\,{{\sl I}_{-1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}b{\it \_a}-3\,{{\sl I}_{1/2\,{\frac {4\,{b}^{3}+2\,\sqrt {4\,{b}^{4}-3\,ab}b-3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}\sqrt {3}{\it \_Z}-3\,\sqrt {4\,{b}^{4}-3\,ab}{{\sl I}_{-1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (-1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )} \right ) \right ) ^{2}-ab \right ) ^{-1}}{d{\it \_a}}-x-{\it \_C2}=0,\int ^{y \left ( x \right ) }\!-2\,{{b}^{2} \left ( -4\,{\it \_a}\,{b}^{3}-3\,{b}^{2}{{\it \_a}}^{2}+ \left ( {\it RootOf} \left ( 6\,{{\sl K}_{1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{\it \_C1}\,{b}^{2}+9\,{{\sl K}_{1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{\it \_C1}\,b{\it \_a}-3\,\sqrt {4\,{b}^{4}-3\,ab}{{\sl K}_{1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{\it \_C1}+3\,{{\sl K}_{1/2\,{\frac {4\,{b}^{3}+2\,\sqrt {4\,{b}^{4}-3\,ab}b-3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}\sqrt {3}{\it \_C1}\,{\it \_Z}+6\,{{\sl I}_{-1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}{b}^{2}+9\,{{\sl I}_{-1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}b{\it \_a}-3\,{{\sl I}_{1/2\,{\frac {4\,{b}^{3}+2\,\sqrt {4\,{b}^{4}-3\,ab}b-3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )}\sqrt {3}{\it \_Z}-3\,\sqrt {4\,{b}^{4}-3\,ab}{{\sl I}_{-1/2\,{\frac {-4\,{b}^{3}+3\,a}{\sqrt {4\,{b}^{4}-3\,ab}b}}}\left (1/2\,{\frac {\sqrt {3}{\it \_Z}}{{b}^{2}}}\right )} \right ) \right ) ^{2}-ab \right ) ^{-1}}{d{\it \_a}}-x-{\it \_C2}=0 \right \} \] Mathematica raw input

DSolve[y''[x] == a + 4*b^2*y[x] + 3*b*y[x]^2 + 3*y[x]*y'[x],y[x],x]

Mathematica raw output

{{y[x] -> (2^(1/2 + (3*Sqrt[-3*a + 4*b^3])/(2*b^(3/2)))*3^(Sqrt[-3*a*b^3 + 4*b^6
]/(2*b^3))*a^(Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3))*b^(Sqrt[-3*a + 4*b^3]/b^(3/2))*(-2
*b^3 - b^(3/2)*Sqrt[-3*a + 4*b^3] + Sqrt[-3*a*b^3 + 4*b^6])*(1/(a*E^(2*b*x)))^(S
qrt[-3*a*b^3 + 4*b^6]/(2*b^3))*BesselI[-Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/
2]*Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^(Sqrt[-3*a*b^3 + 4*b^6]/(2*
b^3))*C[2]*Gamma[1 - Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)] + 2^((3*Sqrt[-3*a + 4*b^3])
/(2*b^(3/2)))*3^((b^3 + Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*a^((b^3 + Sqrt[-3*a*b^3
 + 4*b^6])/(2*b^3))*b^(2 + Sqrt[-3*a + 4*b^3]/b^(3/2))*(1/(a*E^(2*b*x)))^((b^3 +
 Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*BesselI[-1 - Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (
Sqrt[3/2]*Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^((b^3 + Sqrt[-3*a*b^
3 + 4*b^6])/(2*b^3))*C[2]*Gamma[1 - Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)] + 2^((3*Sqrt
[-3*a + 4*b^3])/(2*b^(3/2)))*3^((b^3 + Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*a^((b^3 
+ Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*b^(2 + Sqrt[-3*a + 4*b^3]/b^(3/2))*(1/(a*E^(2
*b*x)))^((b^3 + Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*BesselI[1 - Sqrt[-3*a*b^3 + 4*b
^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^((b^3 
+ Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*C[2]*Gamma[1 - Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)
] - I^(Sqrt[-3*a + 4*b^3]/b^(3/2))*2^((3*(b^3 + Sqrt[-3*a*b^3 + 4*b^6]))/(2*b^3)
)*3^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*a^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*b^(3 + S
qrt[-3*a*b^3 + 4*b^6]/b^3)*(1/(a*E^(2*b*x)))^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*Be
sselI[Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*S
qrt[C[1]])/b]*C[1]^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*Gamma[1 + Sqrt[-3*a*b^3 + 4*
b^6]/(2*b^3)] + I^(Sqrt[-3*a + 4*b^3]/b^(3/2))*2^(1/2 + (3*Sqrt[-3*a*b^3 + 4*b^6
])/(2*b^3))*3^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*a^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2))
)*b^(3/2 + Sqrt[-3*a*b^3 + 4*b^6]/b^3)*Sqrt[-3*a + 4*b^3]*(1/(a*E^(2*b*x)))^(Sqr
t[-3*a + 4*b^3]/(2*b^(3/2)))*BesselI[Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/2]*
Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)
))*Gamma[1 + Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)] - I^(Sqrt[-3*a + 4*b^3]/b^(3/2))*2^
(1/2 + (3*Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*3^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*a^
(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*b^(Sqrt[-3*a*b^3 + 4*b^6]/b^3)*Sqrt[-3*a*b^3 + 
4*b^6]*(1/(a*E^(2*b*x)))^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*BesselI[Sqrt[-3*a*b^3 
+ 4*b^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^(
Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*Gamma[1 + Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)] + I^(S
qrt[-3*a + 4*b^3]/b^(3/2))*2^((3*Sqrt[-3*a*b^3 + 4*b^6])/(2*b^3))*3^((1 + Sqrt[-
3*a + 4*b^3]/b^(3/2))/2)*a^((1 + Sqrt[-3*a + 4*b^3]/b^(3/2))/2)*b^(2 + Sqrt[-3*a
*b^3 + 4*b^6]/b^3)*(1/(a*E^(2*b*x)))^((1 + Sqrt[-3*a + 4*b^3]/b^(3/2))/2)*Bessel
I[-1 + Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a]*Sqrt[1/(a*E^(2*b*x))]*
Sqrt[C[1]])/b]*C[1]^((1 + Sqrt[-3*a + 4*b^3]/b^(3/2))/2)*Gamma[1 + Sqrt[-3*a*b^3
 + 4*b^6]/(2*b^3)] + I^(Sqrt[-3*a + 4*b^3]/b^(3/2))*2^((3*Sqrt[-3*a*b^3 + 4*b^6]
)/(2*b^3))*3^((1 + Sqrt[-3*a + 4*b^3]/b^(3/2))/2)*a^((1 + Sqrt[-3*a + 4*b^3]/b^(
3/2))/2)*b^(2 + Sqrt[-3*a*b^3 + 4*b^6]/b^3)*(1/(a*E^(2*b*x)))^((1 + Sqrt[-3*a + 
4*b^3]/b^(3/2))/2)*BesselI[1 + Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a
]*Sqrt[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^((1 + Sqrt[-3*a + 4*b^3]/b^(3/2))/2)
*Gamma[1 + Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)])/(3*Sqrt[2]*b^2*(2^((3*Sqrt[-3*a + 4*
b^3])/(2*b^(3/2)))*3^(Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3))*a^(Sqrt[-3*a*b^3 + 4*b^6]/
(2*b^3))*b^(Sqrt[-3*a + 4*b^3]/b^(3/2))*(1/(a*E^(2*b*x)))^(Sqrt[-3*a*b^3 + 4*b^6
]/(2*b^3))*BesselI[-Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a]*Sqrt[1/(a
*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^(Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3))*C[2]*Gamma[1 -
 Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)] + I^(Sqrt[-3*a + 4*b^3]/b^(3/2))*2^((3*Sqrt[-3*
a*b^3 + 4*b^6])/(2*b^3))*3^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*a^(Sqrt[-3*a + 4*b^3
]/(2*b^(3/2)))*b^(Sqrt[-3*a*b^3 + 4*b^6]/b^3)*(1/(a*E^(2*b*x)))^(Sqrt[-3*a + 4*b
^3]/(2*b^(3/2)))*BesselI[Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3), (Sqrt[3/2]*Sqrt[a]*Sqrt
[1/(a*E^(2*b*x))]*Sqrt[C[1]])/b]*C[1]^(Sqrt[-3*a + 4*b^3]/(2*b^(3/2)))*Gamma[1 +
 Sqrt[-3*a*b^3 + 4*b^6]/(2*b^3)]))}}

Maple raw input

dsolve(diff(diff(y(x),x),x) = 3*y(x)*diff(y(x),x)+a+4*b^2*y(x)+3*b*y(x)^2, y(x),'implicit')

Maple raw output

Intat(-2/(-4*_a*b^3-3*b^2*_a^2+RootOf(6*BesselK(1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(
1/2)/b,-1/2/b^2*3^(1/2)*_Z)*_C1*b^2+9*BesselK(1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/
2)/b,-1/2/b^2*3^(1/2)*_Z)*_C1*b*_a-3*(4*b^4-3*a*b)^(1/2)*BesselK(1/2*(-4*b^3+3*a
)/(4*b^4-3*a*b)^(1/2)/b,-1/2/b^2*3^(1/2)*_Z)*_C1+3*BesselK(1/2*(4*b^3+2*(4*b^4-3
*a*b)^(1/2)*b-3*a)/(4*b^4-3*a*b)^(1/2)/b,-1/2/b^2*3^(1/2)*_Z)*3^(1/2)*_C1*_Z+6*B
esselI(-1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/b,-1/2/b^2*3^(1/2)*_Z)*b^2+9*Bessel
I(-1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/b,-1/2/b^2*3^(1/2)*_Z)*b*_a-3*BesselI(1/
2*(4*b^3+2*(4*b^4-3*a*b)^(1/2)*b-3*a)/(4*b^4-3*a*b)^(1/2)/b,-1/2/b^2*3^(1/2)*_Z)
*3^(1/2)*_Z-3*(4*b^4-3*a*b)^(1/2)*BesselI(-1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/
b,-1/2/b^2*3^(1/2)*_Z))^2-a*b)*b^2,_a = y(x))-x-_C2 = 0, Intat(-2/(-4*_a*b^3-3*b
^2*_a^2+RootOf(6*BesselK(1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*
_Z)*_C1*b^2+9*BesselK(1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*_Z)
*_C1*b*_a-3*(4*b^4-3*a*b)^(1/2)*BesselK(1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/b,1
/2/b^2*3^(1/2)*_Z)*_C1+3*BesselK(1/2*(4*b^3+2*(4*b^4-3*a*b)^(1/2)*b-3*a)/(4*b^4-
3*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*_Z)*3^(1/2)*_C1*_Z+6*BesselI(-1/2*(-4*b^3+3*a)/(4
*b^4-3*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*_Z)*b^2+9*BesselI(-1/2*(-4*b^3+3*a)/(4*b^4-3
*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*_Z)*b*_a-3*BesselI(1/2*(4*b^3+2*(4*b^4-3*a*b)^(1/2
)*b-3*a)/(4*b^4-3*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*_Z)*3^(1/2)*_Z-3*(4*b^4-3*a*b)^(1
/2)*BesselI(-1/2*(-4*b^3+3*a)/(4*b^4-3*a*b)^(1/2)/b,1/2/b^2*3^(1/2)*_Z))^2-a*b)*
b^2,_a = y(x))-x-_C2 = 0