Transcription of METHOD OF QUADRATIC INTERPOLATION
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METHOD OF QUADRATIC INTERPOLATIONKELLER methods are a common approach to the more generalarea of line search for optimization. In the case of QUADRATIC inter-polation, the function s critical value is bracketed, and a quadraticinterpolant is fitted to the arc contained in the interval. Then, theinterpolant is minimized, and the new interval is determined based onthe relation of the minimizer to the original endpoints of the more formally, letx* maximize (or minimize)f(x). Ifx* isnot easily found through analytic methods , then it is significantly eas-ier to bracket the interval over which this critical point occurs. Letq(x) denote the QUADRATIC interpolant off(x). Minimizing a quadraticfunction is trivial, and so the critical point ofqis easily obtained.
Interpolation methods are a common approach to the more general area of line search for optimization. In the case of quadratic inter-polation, the function’s critical value is bracketed, and a quadratic interpolant is tted to the arc contained in the interval. Then, the interpolant is minimized, and the new interval is determined based on
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