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= Sage 4.0.1 Release Tour = | ## page was renamed from sage-4.0.1 |
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Sage 4.0.1 was released on FIXME. For the official, comprehensive release note, please refer to FIXME. A nicely formatted version of this release tour can be found at FIXME. The following points are some of the foci of this release: * * * == Algebra == * Factoring rational functions (Soroosh Yazdani) -- New method {{{factor()}}} in the class {{{FractionFieldElement}}} of {{{sage/rings/fraction_field_element.pyx}}} to return the factorization of self over the base ring. Here's an example for working with this new method: {{{ sage: K.<x> = QQ["x"] sage: f = (x^3 + x) / (x-3) sage: f.factor() (x - 3)^-1 * x * (x^2 + 1) }}} * Faster {{{basis_matrix()}}} for ambient modules (John Cremona) -- The speed-up can be up to 376x faster than previously. The following timing statistics were obtained using the machine sage.math: {{{ # BEFORE sage: K = FreeModule(ZZ, 2000) sage: %time I = K.basis_matrix() CPU times: user 292.74 s, sys: 20.11 s, total: 312.85 s Wall time: 312.90 s # AFTER sage: K = FreeModule(ZZ, 2000) sage: %time I = K.basis_matrix() CPU times: user 0.41 s, sys: 0.43 s, total: 0.84 s Wall time: 0.83 s }}} * FIXME: summarize #6081 * FIXME: summarize #6043 == Algebraic Geometry == * FIXME: summarize #5948 == Basic Arithmetic == * FIXME: summarize #5732 == Calculus == * FIXME: summarize #5404 == Combinatorics == * FIXME: summarize #6000 * FIXME: summarize #6167 * FIXME: summarize #6093 * FIXME: summarize #6050 * FIXME: summarize #5931 * FIXME: summarize #5925 == Commutative Algebra == * FIXME: summarize #6120 == Geometry == == Graph Theory == == Graphics == * FIXME: summarize #6184 * FIXME: summarize #5599 == Group Theory == == Interfaces == * FIXME: summarize #6208 == Linear Algebra == == Miscellaneous == * FIXME: summarize #5967 * FIXME: summarize #5483 * FIXME: summarize #6139 == Modular Forms == * FIXME: summarize #5995 == Notebook == * FIXME: summarize #4575 * FIXME: summarize #5895 == Number Theory == * FIXME: summarize #133 * FIXME: summarize #6021 * FIXME: summarize #6206 == Numerical == * FIXME: summarize #5827 == Packages == * FIXME: summarize #5840 * FIXME: summarize #6173 * FIXME: summarize #5817 * FIXME: summarize #6156 * FIXME: summarize #6169 * FIXME: summarize #6209 * FIXME: summarize #6219 == P-adics == == Quadratic Forms == == Symbolics == * FIXME: summarize #6144 * FIXME: summarize #6194 == Topology == * FIXME: summarize #6141 |
moved to https://github.com/sagemath/sage/releases |