MATLAB Function Reference |
Syntax
Description
A = compan(u)
returns the corresponding companion matrix whose first row is -u(2:n)/u(1)
, where u
is a vector of polynomial coefficients. The eigenvalues of compan(u)
are the roots of the polynomial.
Examples
The polynomial
has a companion matrix given by
The eigenvalues are the polynomial roots:
See Also
commandwindow | compass |
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