Name | Description | 4.1 | 4.2 | 4.3 | 5.1 | 5.2 | 5.3 |

**bc** | GNU bc. An arbitrary precision calculator language | **X** | **X** | **X** | **X** | **X** | **X** |

**bugsx** | Draws the biomorphs based on parametric plots of Fourier sine and cosine series | **X** | | | | | |

**calc** | Interactive calculator which provides for easy large numeric calculations | **X** | **X** | **X** | **X** | **X** | **X** |

**calcoo** | Calcoo is a GTK+ based scientific calculator designed to provide maximum usability. | **X** | **X** | **X** | **X** | | |

**drawII** | Plotting program (needed for MOPAC) | | | | | | |

**Fudgit** | A double-precision multi-purpose fitting program. | | | | | | |

**gnuplot** | gnuplot
is a command-driven interactive function plotting program. It can be used
to plot functions and data points in both two- and three-dimensional plots
in many different formats, and will accommodate many of the needs of today's
scientists for graphic data representation. | **X** | **X** | **X** | **X** | **X** | **X** |

**grace** | WYSIWYG 2D plotting tool | **X** | **X** | **X** | **X** | **X** | **X** |

**hexcalc** | bin, dec, hex, oct calculator with binary arithmetic | | | | | | |

**lapack** | Linear algebra library written in Fortran77 | **X** | **X** | **X** | | | |

**octave** | GNU Octave is a high-level language, primarily intended for numerical computations and mostly compatible with Matlab. | **X** | **X** | **X** | | | |

**ploticus** | Tool for creating many different types of graphical data displays | | **X** | **X** | **X** | | |

**plotmtv** | Multipurpose plotting program for X11-windows | **X** | **X** | | | | |

**plotutils** | plotting utilities | **X** | **X** | **X** | **X** | **X** | **X** |

**units** | Units is a program for units conversion and units calculation. | **X** | **X** | **X** | **X** | **X** | **X** |