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| FlexParamCurve-package | Tools to Fit Flexible Parametric Curves |
| change.pnparameters | Change Fixed Parameter Values |
| extraF | Compare Two nlsList Models Using Extra Sum-of-Squares F-Tests |
| extraF.nls | Compare Two nls Models Using Extra Sum-of-Squares F-Tests |
| logist_data | Simulated growth of whiskered terns |
| modpar | Estimate Values to be Used for Fixed FlexParamCurve Parameters |
| pn_modselect_step | Backwards Stepwise Selection of Positive-Negative Richards nlslist Models |
| pn_mod_compare | Compare All Possible Positive-Negative Richards nlslist Models |
| posnegRichardsInit | posnegRichardsInit |
| posnegRichards_calls | List of calls for fitting 36 SSposnegRichards models in 'nlsList' |
| posnegRichards_eqn | Equations of the FlexParamCurve Family |
| posneg_data | Simulated growth of black-browed albatrosses |
| SSposnegRichards | Self-Starting Positive-Negative Richards Model |