| normfunction | Vector And Matrix Norms |
| path | Source Code Search Path |
| defined | Determine if an Identifier is Defined in Current Environment |
| variables | Listing Variables Defined in The Current Environment |
| error | Using the Standard O-Matrix Error Dialog |
| errortrap | Trapping O-Matrix Errors Under Program Control |
| help | Invoking Help From Within An O-Matrix Program |
| loadsave | Loading and Saving Work Space |
| garbage | Garbage Collection of System Allocated Memory |
| eval | Evaluating a Character Matrix |
| execmat | Delayed Execution of Commands in a Matrix |
| execfile | Including A File During Program Execution |
| sprintf | Converting Values To Ascii Using C Language Formatting |
| interrupt | Setting Response Time During Execution |
| runall | Running All the Files in a Directory |
| filediff | Print the Differences Between Ascii Files |
| update | Comparing And Updating Source Files |
