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