how i can fix the problem of isPrimitiveRoot ?

Hello matlab community, i have problem when i use this function (isPrimitiveRoot), where my vesion is R2017a, please help me..

https://www.mathworks.com/help/symbolic/isprimitiveroot.html

G = 1:11;

TF = isPrimitiveRoot(G,11)

The resulted error is:

Undefined function or variable 'isPrimitiveRoot'.

Answer 1

[Jan]

Open the documentation:

doc isprimitiveroot

or online: https://www.mathworks.com/help/symbolic/isprimitiveroot.html

Scroll down to find under "Version History":

Introduced in R2020a

This function did not exist in R2017a, as the error message tells.

You can fix this by uprading.

[Radhwan Jawad]

Thank you so much