R Interface to the Levenberg-Marquardt Nonlinear Least-Squares Algorithm Found in MINPACK, Plus Support for Bounds

nls.lm | Addresses NLS problems with the Levenberg-Marquardt algorithm |

nlsLM | Standard 'nls' framework that uses 'nls.lm' for fitting |

nls.lm.control | Control various aspects of the Levenberg-Marquardt algorithm |

wfct | Weighting function that can be supplied to the 'weights'... |

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