MATLAB: How can i add missing function

pole placement

hello, my place func is missing and can't use pole placement and says this function is missing from control toolbox… what should I do?
place(A,B,p)

Best Answer

type which place
The result should be somethign like this: "C:\Program Files\MATLAB\R2019b\toolbox\control\ctrldesign\place.m"
Verify that you have the Control Toolbox by typing ver. The result should be somthing like this:
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MATLAB Version: 9.7.0.1319299 (R2019b) Update 5
MATLAB License Number: YOUR_LICENSE_NUMBER_HERE
Operating System: Microsoft Windows 10 Enterprise Version 10.0 (Build 18362)
Java Version: Java 1.8.0_202-b08 with Oracle Corporation Java HotSpot(TM) 64-Bit Server VM mixed mode
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MATLAB Version 9.7 (R2019b)
Control System Toolbox Version 10.7 (R2019b)
Curve Fitting Toolbox Version 3.5.10 (R2019b)
Optimization Toolbox Version 8.4 (R2019b)
Signal Processing Toolbox Version 8.3 (R2019b)
Statistics and Machine Learning Toolbox Version 11.6 (R2019b)
Symbolic Math Toolbox Version 8.4 (R2019b)
If you don't have the Control System Toolbox but have access to it, use the Add-Ons menu in the Home tab toolstrip to get it.
[SL: removed the license number. Your license number should appear where YOUR_LICENSE_NUMBER_HERE appears.]
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