bundles / scipy 1.17.1 / scipy / signal / _filter_design / _aberth
function
scipy.signal._filter_design:_aberth
Signature
def _aberth ( f , fp , x0 , tol = 1e-15 , maxiter = 50 ) Summary
Given a function f, its first derivative fp, and a set of initial guesses x0, simultaneously find the roots of the polynomial using the Aberth-Ehrlich method.
Extended Summary
len(x0) should equal the number of roots of f.
(This is not a complete implementation of Bini's algorithm.)
Aliases
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scipy.signal._filter_design._aberth