| coefTable | Coefficient Table |
| colMedians | Medians of Columns |
| compPlot | Scatterplot to Compare two Variables |
| ddnorm | Derivative of the Normal Distribution's Density Function |
| histDens | Histogram with a Density Line |
| insertCol | Insert Column into a Matrix |
| insertRow | Insert Row into a Matrix |
| isSemidefinite | Positive or Negative Semidefiniteness |
| isSemidefinite.default | Positive or Negative Semidefiniteness |
| isSemidefinite.list | Positive or Negative Semidefiniteness |
| isSemidefinite.matrix | Positive or Negative Semidefiniteness |
| margEff | Method for Returning Marginal Effects |
| nObs | Return number of observations for statistical models |
| nObs.default | Return number of observations for statistical models |
| nObs.lm | Return number of observations for statistical models |
| nParam | Number of model parameters |
| nParam.default | Number of model parameters |
| nParam.lm | Number of model parameters |
| quasiconcavity | Test for quasiconcavity / quasiconvexity |
| quasiconvexity | Test for quasiconcavity / quasiconvexity |
| rowMedians | Medians of Rows |
| rSquared | Calculate R squared value |
| semidefiniteness | Positive or Negative Semidefiniteness |
| stdEr | Standard deviations |
| stdEr.default | Standard deviations |
| stdEr.lm | Standard deviations |
| sumKeepAttr | Sum of an Array While Keeping its Attributes |
| summarizeDF | Summarize a data.rrame |
| symMatrix | Symmetric Matrix |
| triang | Upper triangular matrix from a vector |
| vecli | Vector of linear independent values |
| vecli2m | Convert vector of linear independent values into a Matrix |
| veclipos | Position in a vector of linear independent values |