**Commut. algebra** |

**
**`primdec.lib ` |
Primary decomposition based on
Gianni / Traeger / Zacharias and on Shimoyama / Yokoyama |

** **`normal.lib ` |
Ring normalization |

** **`elim.lib ` |
Elimination, saturation, blowing
up |

** **`homolog.lib ` |
Ext^{i}, Massey-products,
versal deformation of modules |

**Singularity Theory** |

** **`classify.lib ` |
Classification of isolated
hypersurface singularities |

** **`deform.lib ` |
versal deformations of isolated
singularities |

** **`hnoether.lib ` |
Hamburger-Noether (Puiseux) development |

**
**`mondromy.lib ` |
Monodromy of an isolated
hypersurface singularity |

** **`sing.lib ` |
procedures for singularities, e.g.
dimension, Milnor, Tjurina numbers, T^{1},
T^{2} |

**Invariant Theory** |

** **`finvar.lib ` |
Invariant rings |

**Solving** |

** **`solve.lib ` |
Solving of polynomial systems |

**Visualization** |

** **`latex.lib ` |
Typesetting** SINGULAR** objects in LaTeX |

** **`surf.lib ` |
Procedures for graphics
with ** surf** (only for Linux PCs and Sun workstations) |

**Linear Algebra** |

**
**`matrix.lib ` |
Procedures for matrix
operations (e.g., tensor, gauss_col, gauss_row...) |

**
**`jordan.lib ` |
Jordan normal form |

Libraries in
Preparation |