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http://www.ms.unimelb.edu.au/~snap - http://www.ms.unimelb.edu.au/~snap
Exact computation of hyperbolic 3-manifolds and their arithmetic invariants. Written by O. Goodman in an ARC-funded project of Hodgson and Neumann. |
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http://www.math.uiowa.edu/~wu/min/ming.html - http://www.math.uiowa.edu/~wu/min/ming.html
Computes the MD energy of a polygonal knot. Available via ftp. |
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Liverpool University Knot Theory Group Programs and Procedures - http://www.liv.ac.uk/~su14/knotprogs.html
Four programs, each calculating some invariant from a closed braid presentation. Free to download. Pascal. |
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SnapPea PC - http://home.att.net/~Manoharan/SnapPea/snappea.html
SnapPea for Windows 95/98/NT by A.C. Manoharan. |
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http://vivaldi.ics.nara-wu.ac.jp/~wada/OPTi/ - http://vivaldi.ics.nara-wu.ac.jp/~wada/OPTi/
Macintosh freeware which visualizes quasi-conformal deformations of the once-punctured-torus groups. It interactively draws the isometric circles, the Ford region, and the limit set. |