Robuta

https://fr.mathworks.com/matlabcentral/answers/183710-i-keep-encountering-an-error-when-trying-to-create-an-iddata-object-and-i-can-t-understand-why I keep encountering an error when trying to create an iddata object, and I can't understand why -... I keep encountering an error when trying to... Learn more about iddata, error, line 193 https://it.mathworks.com/help/ident/ref/iddata.diff.html diff - Difference signals in iddata objects - MATLAB This MATLAB function and zdi = diff(z,n) return the difference signals in iddata objects. diffsignalsobjectsmatlab https://kr.mathworks.com/help/ident/ref/iddata.html iddata - Input-output data and its properties for system identification in the time or frequency... Use the iddata object to encapsulate input and output measurement data for the system you want to identify. https://au.mathworks.com/help/ident/ref/iddata.realdata.html realdata - Determine whether iddata is based on real-valued signals - MATLAB realdata returns 1 if based ondeterminewhether https://gnu-octave.github.io/pkg-control/@iddata_get.html Control Package: @iddata/get controlpackageget https://gnu-octave.github.io/pkg-control/@iddata_diff.html Control Package: @iddata/diff controlpackagediff