The Wroskian of two functions $f(x),g(x)$ is

$\left| \begin{array}{cc}

f(x) & g(x)\\

f'(x) & g'(x)

\end{array} \right| = f(x) \cdot g'(x) - f'(x) \cdot g(x)$.

(From MIT 18.03 lecture 11.)

2-2018 Teaching by misleading

2 months ago

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