https://www.mathworks.com/help/symbolic/sym.sym2poly.html
sym2poly - Extract vector of all numeric coefficients, including zeros, from symbolic polynomial -...
This MATLAB function returns the numeric vector of coefficients c of the symbolic polynomial p.
https://au.mathworks.com/help/symbolic/sym.sym2poly.html
sym2poly - Extract vector of all numeric coefficients, including zeros, from symbolic polynomial -...
This MATLAB function returns the numeric vector of coefficients c of the symbolic polynomial p.