{ } Raw JSON

bundles / scipy 1.18.0 / scipy / optimize / _linesearch / _cubicmin

function

scipy.optimize._linesearch:_cubicmin

source: /scipy/optimize/_linesearch.py:491

Signature

def _cubicmin(a, fa, fpa, b, fb, c, fc)

Summary

Finds the minimizer for a cubic polynomial that goes through the points (a,fa), (b,fb), and (c,fc) with derivative at a of fpa.

Extended Summary

If no minimizer can be found, return None.

Aliases

  • scipy.optimize._linesearch._cubicmin