| alpha2boundary | Convert cumulative alpha levels to normal critical boundaries |
| boundary2alpha | Convert normal critical boundaries to cumulative alpha levels. |
| corrMatGenerator | Correlation matrix generator |
| gbounds | Critical boundary in group sequential trials |
| marginalPwR | Marginal Power Rate |
| psPwRbhmb | Powers of testing the primary and secondary hypotheses |
| psPwRtrigger | Powers of testing the primary and secondary hypotheses using trigger strategy |
| sBoundsPh2 | Critical boundaries for the secondary endpoint in the partially hierarchical group sequential design |
| sErrRphInt2 | Type I error rate of the overall null hypothesis using the partial hierarchical design |
| solveAlphaXsampleSize | Sample size calculation |
| solveAlphaXsampleSizeGA | Sample size calculation using Genetic Algorithms |
| sPwRholm | Power of testing the secondary hypothesis using Holm |
| sPwRholmye | Power of testing the secondary hypothesis using Holm-Ye |
| sPwRnaiveBonf | Power of testing the secondary hypothesis using Bonferroni |
| sPwRph2 | Power of testing the secondary hypothesis in partially hierarchical design |
| sPwRtrigger | Power of testing the secondary hypothesis using Trigger strategy |