New answers tagged algorithms
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On solving a first order nonlinear differential equation
You can force a solvable explicit differential equation by taking the derivative of the equation
$$
2\cos(2x)x'+3\sin(3x')x''=x'+x''\\~\\
x''=\frac{(2\cos(2x)-1)x'}{1-3\sin(3x')}
$$
For the initial ...
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