Solve for L (complex solution)
\left\{\begin{matrix}L=\frac{mv^{2}}{P}\text{, }&m\neq 0\text{ and }v\neq 0\text{ and }P\neq 0\text{ and }arg(v)<\pi \\L\neq 0\text{, }&v=0\text{ and }P=0\text{ and }m\neq 0\end{matrix}\right.
Solve for P (complex solution)
P=\frac{mv^{2}}{L}
L\neq 0\text{ and }m\neq 0\text{ and }\left(arg(v)<\pi \text{ or }v=0\right)
Solve for L
\left\{\begin{matrix}L=\frac{mv^{2}}{P}\text{, }&v>0\text{ and }m\neq 0\text{ and }P\neq 0\\L\neq 0\text{, }&m\neq 0\text{ and }P=0\text{ and }v=0\end{matrix}\right.
Solve for P
\left\{\begin{matrix}P=\frac{mv^{2}}{L}\text{, }&v\geq 0\text{ and }L\neq 0\text{ and }m\neq 0\\P=0\text{, }&L\neq 0\text{ and }m\neq 0\text{ and }v=0\end{matrix}\right.
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