IPEC                    Root Mean Square Curvature Calculation
aic                     Akaike Information Criterion (AIC)
biasIPEC                Bias Calculation Function
bic                     Bayesian Information Criterion (BIC)
bootIPEC                Bootstrap Function for Nonlinear Regression
curvIPEC                RMS Curvature Calculation Function
derivIPEC               Derivative Calculation Function
fitIPEC                 Nonlinear Fitting Function
isom                    Data on biochemical oxygen demand
leaves                  Leaf Data of _Parrotia subaequalis_
                        (Hamamelidaceae)
shoots                  Height Growth Data of Bamboo Shoots
skewIPEC                Skewness Calculation Function
