Objects

Functionality

Libraries

Availability

Examples

Contributors

Some libraries written in the SINGULAR language


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 Exti, 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, T1, T2
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

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