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Summary

Description	English: Phase portrait for a DE represented by matrix $A={\begin{bmatrix}{\dot {x}}_{1}\\{\dot {x}}_{2}\end{bmatrix}}={\begin{bmatrix}-1&-3\\0&2\end{bmatrix}}{\begin{bmatrix}x_{1}\\x_{2}\end{bmatrix}}$ فارسی: نگارهٔ فاز برای دستگاه معادلات دیفرانسیلی با ضرایب ماتریس A: $A={\begin{bmatrix}{\dot {x}}_{1}\\{\dot {x}}_{2}\end{bmatrix}}={\begin{bmatrix}-1&-3\\0&2\end{bmatrix}}{\begin{bmatrix}x_{1}\\x_{2}\end{bmatrix}}$
Date	23 January 2022
Source	Own work
Author	Niyumard

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