IC                      Information criteria
LLTM                    Estimation of linear logistic test models
LPCM                    Estimation of linear partial credit models
LRSM                    Estimation of linear rating scale models
LRtest                  Computation of Andersen's LR-test.
MLoef                   Computation of Martin-Loef's LR-Test
NPtest                  function to perform nonparametric Rasch model
                        tests
PCM                     Estimation of partial credit models
RM                      Estimation of Rasch Models
RSM                     Estimation of rating scale models
Waldtest                Item-Specific Wald Test
eRm-package             extended Rasch modeling
gofIRT                  Various model tests and fit indices
itemfit.ppar            Residuals, Personfit and Itemfit Statistics
person.parameter        Estimation of Person Parameters
plotDIF                 Confidence intervals plot of item parameter
                        estimates.
plotICC                 ICC Plots
plotPImap               Person-Item Map
plotPWmap               Pathway Map
predict.ppar            Predict methods
print.eRm               Methods for extended Rasch models
raschdat1               Data for Computing Extended Rasch Models
sim.2pl                 Simulation of 2-pl data
sim.locdep              Simulation locally dependent items
sim.rasch               Simulation of Rasch homogeneous data
sim.xdim                Simulation of multidimensional binary data
stepwiseIt              Stepwise item elimination
thresholds              Computation of item-category treshold
                        parameters.
