| calgsp1 | Calculate group-sequential p-values for one hypothesis | 
| calgspn | Calculate group-sequential p-values for multiple hypotheses | 
| checkcrit | Check critical values | 
| findcrit | Calculate critical values | 
| graphical | Graphical procedure | 
| hochbergd | Hochberg procedure | 
| hommeld | Hommel procedure | 
| inftocor | Transform information fractions into correlation matrix | 
| seqgspgx | Sequential graphical procedure based on group-sequential p-values | 
| seqgsphh | Sequential generalized Hochberg and Hommel procedures based on group-sequential p-values | 
| seqmbgx | Maurer-Bretz sequential graphical approach | 
| seqqvalhh | Sequential generalized Hochberg and Hommel procedures based on q-values | 
| spendingfun | Calculate alpha spending function | 
| updategraph | Update graph |