Sage 4.1 Release Tour

Sage 4.1 was released on July 09, 2009. For the official, comprehensive release note, please refer to sage-4.1.txt. A nicely formatted version of this release tour can be found here. The following points are some of the foci of this release:

Algebraic Geometry

Basic Arithmetic

Combinatorics

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Cryptography

Graph Theory

Graphics

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Linear Algebra

Miscellaneous

Notebook

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Number Theory

Numerical

Packages

Symbolics