sym file in matlab

Ali
2021 7 4
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更新时间：2024 9 8
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can anybody tell how to check the roots in sym file of matlab?

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Do Van
Do Van 2024-9-8
移动：Rik 2024-9-8
How to buy licsence Symbolic Math Toolbox?
Rik
Rik 2024-9-8

You can buy it on the website here, and you can even go through the AddOn Manager.

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Kojiro Saito
Kojiro Saito 2021-7-5

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which sym -all
If Symbolic Math Toolbox is installed, it returns MATLAB_ROOT\toolbox\symbolic\symbolic\@sym\sym.m as of R2021a.

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Ali
Ali 2021-7-5
No I am using matlab R2020a. I cannot find this option
Kojiro Saito
Kojiro Saito 2021-7-5
In R2020a, sym points toolbox\symbolic\symbolic\@sym\sym.m, too.
Please confirm you have installed Symbolic Math Toolbox by executing ver command.
ver
If the toolbox is installed, you will find "Symbolic Math Toolbox" in the ver result.
If not, you need to install the toolbox.

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