| eapEst | EAP ability estimation (dichotomous and polytomous IRT models) |
| eapSem | Standard error of EAP ability estimation (dichotomous and polytomous IRT models) |
| genDichoMatrix | Item bank generation (dichotomous models) |
| genPattern | Random generation of item response patterns under dichotomous and polytomous IRT models |
| genPolyMatrix | Item bank generation (polytomous models) |
| Ii | Item information functions, first and second derivatives (dichotomous and polytomous models) |
| integrate.mstR | Numerical integration by linear interpolation (for mstR internal use) |
| Ji | Function J(theta) for weighted likelihood estimation (dichotomous and polytomous IRT models) |
| MKL | Module Kullback-Leibler (MKL) and posterior module Kullback-Leibler (MKLP) |
| MWMI | Maximum likelihood weighted module information (MLWMI) and maximum posterior weighted module information (MPWMI) |
| nextModule | Selection of the next module in MST |
| Pi | Item response probabilities, first, second and third derivatives (dichotomous and polytomous models) |
| plot.mst | Random generation of multistage tests (dichotomous and polytomous models) |
| print.mst | Random generation of multistage tests (dichotomous and polytomous models) |
| randomMST | Random generation of multistage tests (dichotomous and polytomous models) |
| semTheta | Standard error of ability estimation (dichotomous and polytomous models) |
| startModule | Selection of the first module in MST |
| testListMST | Testing the format of the MST input lists |
| thetaEst | Ability estimation (dichotomous and polytomous models) |