| activeSet | Active Set Methods for Isotone Optimization |
| aSolver | Asymmetric Least Squares |
| dSolver | Absolute Value Norm |
| eSolver | L1 approximation |
| fSolver | User-Specified Loss Function |
| gpava | Generalized Pooled-Adjacent-Violators Algorithm (PAVA) |
| hSolver | Huber Loss Function |
| iSolver | SILF Loss |
| lfSolver | General Least Squares Loss Function |
| lsSolver | Least Squares Loss Function |
| mendota | Number of freezing days at Lake Mendota |
| mregnn | Regression with Linear Inequality Restrictions on Predicted Values |
| mregnnM | Regression with Linear Inequality Restrictions on Predicted Values |
| mregnnP | Regression with Linear Inequality Restrictions on Predicted Values |
| mSolver | Chebyshev norm |
| oSolver | Lp norm |
| pituitary | Size of pituitary fissue |
| plot.pava | Generalized Pooled-Adjacent-Violators Algorithm (PAVA) |
| posturo | Repeated posturographic measures |
| print.activeset | Active Set Methods for Isotone Optimization |
| print.pava | Generalized Pooled-Adjacent-Violators Algorithm (PAVA) |
| pSolver | Quantile Regression |
| sSolver | Negative Poisson Log-Likelihood |
| summary.activeset | Active Set Methods for Isotone Optimization |
| weighted.fractile | Weighted Median |
| weighted.median | Weighted Median |