beta_model              Beta hook-effect model, gradient, starting
                        values, and back-calculation functions
exp_2o_decay            Five-parameter second-order exponential decay,
                        gradient, starting values, and back-calculation
                        functions
exp_decay               Three-parameter exponential decay, gradient,
                        starting values, and back-calculation functions
exp_decay_pl            Three-parameter exponential decay with initial
                        plateau, gradient, starting values, and
                        back-calculation functions
f2djac                  Compute derivative with respect to parameters
getData                 Extract data object from an optim fit
get_se_func             Compute standard error for a function of model
                        parameter estimates
gompertz_model          Four-parameter Gompertz model, gradient,
                        starting values, and back-calculation functions
hill5_model             Five-parameter Hill model, gradient, starting
                        values, and back-calculation functions
hill_model              Four-parameter Hill model, gradient, starting
                        values, and back-calculation functions
hill_quad_model         Five-parameter Hill model with quadratic
                        component, gradient, starting values, and
                        back-calculation functions
hill_switchpoint_model
                        Five-parameter Hill model with switch point
                        component, gradient, starting values, and
                        back-calculation functions
linear_model            Linear model, gradient, and starting values
nlogLik_cauchy          Negative log-likelihood function for Cauchy
                        regression
optim_fit               Fit Model with optim
predict.optim_fit       Predicted values for optim.fit objects
print.optim_fit         Prints optim_fit objects
residuals.optim_fit     Residuals for optim.fit objects
rout_fitter             Fit Model with ROUT
rout_outlier_test       ROUT Outlier Testing
test_fit                Test Fit Parameters
weights_huber           Weight functions for optim_fit
