| TUarrayMath | A set of math utilities which can be applied to numerical arrays |
| TUdataCT | Geophysical coordinate transformations. |
| TUdataFilter | 1-D Data Filtering |
| TUdataGrid | Place a set of data into a regular data grid (matrix) |
| TUdataLSq1D | Generalized 1D Least Squares Fit |
| TUdataMxMn | Maximum/Minimum locator for arrays of data. |
| TUdataRnd1 | Random number generator. |
| TUdataStat | Determine the average value and varience in a data array. |
| TUdataSwap | Swaps two data values |
| TUmatrixInv | Matrix inversion and linear equation solver |
| TUmatrixRot | Rotation transformation matrix builder |
| TUpolyExp1D | Computes the result of a 1D polynomial expression |
| TUpolyExp2D | Computes the result of a 2D polynomial expression |
| TUsolveCubic | Computes the solutions to a cubic equation. |
| TUsolveQuadratic | Computes the solutions to a quadratic equation. |
| TUvecMath | A set of vector utilities |
| TUyearLeap | Determines if a year is a leap year or not. |