APM346-2022S > Chapter 1

HW1 Problem 1 （2）

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Kexin Wang:
\begin{gather}
u_t+uu_x= 0;\\[2pt]
\end{gather}

Hi Professor, I don't know what the operator for this equation. Does it have an operator? Or is the operator equal to

\begin{gather}

L= \partial_t + u\cdot\partial_x
\end{gather}

Victor Ivrii:
You should ask everybody, not just me. And the question was a bit different anyway: to classify an equation

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