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PolyBoRi Blog: C++-ification for upcoming release
Developing PolyBoRi 0.8.1 started right after finishing double releases 0.8 and 0.7.2. Albeit, the next release will contain some new features, the main idea is to stabilize current functionality and...
View ArticleSébastien Labbé: Faire une animation en 3D avec Sage
En Sage, il est relativement facile de créer des animations d'images en 2D. Pour cela, il suffit d'utiliser la commande animate qui s'occupera d'utiliser les commandes plus compliquées ffpmeg ou...
View ArticleSébastien Labbé: Présentation sur Sage au Cégep de Saint-Hyacinthe
Aujourd'hui, j'ai fait une présentation sur Sage au département de mathématiques du Cégep de Saint-Hyacinthe. Voici quelques liens.La présentation (pdf) :sage-hyacinthe.pdfDémo:Les fichiers txt ci-bas...
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Ondrej Certik: When double precision is not enough
I was doing some finite element (FE) calculation and I needed the sum of the lowest 7 eigenvalues of a symmetric matrix (that comes from the FE assembly) to converge to at least 1e-8 accuracy (so that...
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Doxdrum: Table of all possible irreps of Lie groups
Last weekend, I wrote a program in SAGE that list all possible irreps of a Lie group, one specified the group (in Cartan’s classification) and the maximum sum of the Dynkin labels. Check the notebook...
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PolyBoRi Blog: Wanted: Applied Computer Algebra in Tech
Currently I'm about to support a student's projects for collecting and categorizing examples arising from technical applications of computer algebra. Our benchmark examples from formal verification of...
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William Stein: How to get access to Magma
Despite Sage doing a lot, people still write to me asking about how to get access to Magma. Here is my advice:You can buy a copy of Magma here for only $1180. If your calculation will take less than 20...
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William Stein: Sage and Python 3?
Have you ever wondered how difficult it might be to switch Sage from Python 2.7 to Python 3.x? Some students in my Sage course made a webpage that summarizes the Python 3 support status of the Python...
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PolyBoRi Blog: Releasing PolyBoRi 0.8.1
Dear PolyBoRi users,we are proud to announce that PolyBoRi 0.8.1 is available at https://sourceforge.net/projects/polybori/files/polybori/0.8.1/We continue to follow the two major goals of the 0.8...
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Sébastien Labbé: Evolution of the overall doctest coverage of Sage up to 4.8
Recently, a discussion on sage-devel mentionned the graph I did last year for the evolution of the overall doctest coverage of Sage. The graph was out of date, so I updated it with the recent data:Sage...
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Jan Pöschko: Welcome
Welcome to the blog about the Google Summer of Code project Lattices for Sage.
View ArticleSébastien Labbé: Utiliser Sage dans une page web
Lorsque j'ai participé aux Sage Days 31à Seattle en juin dernier (conférence dont l'objectif était de développer le Sage Notebook), j'ai rencontré Jason Grout (Drake University, Iowa). Le projet de...
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Sébastien Labbé: Testing the IPython 0.12 Notebook
On December 21 2011, version 0.12 of IPython was released with its own notebook. The differences with the Sage Notebook are explained by Fernando Perez, leader of IPython project, in the blog post The...
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Jan Pöschko: Existing occurrences of lattices
As already pointed out by Dmitrii Pasechnik in the comments to the project proposal, one of the first things to do is probably to search for existing occurrences of lattices in Sage.A bold search for...
View ArticleHarald Schilly: Sage goes GSoC
This year Sage is part of the GSoC program for the first year. This is an exciting new opportunity to get new contributors on board and to aim for new features. We got nearly 60 project proposals, of...
View ArticleSébastien Labbé: My implementation of André's Joyal Bijection using Sage
Doron Zeilbeger made a talk last Friday at CRM in Montreal during Sage Days 38 about \(n^{n-2}\). At the end of the talk, he propoed a contest to code Joyal's Bijection which relates double rooted...
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Titus Nicolae: Pynac GSoC 2012 project
Hi,My name is Titus Nicolae. I'm a third year student at Politehnica University of Timisoara. I've been accepted to the Google Summer of Code 2012 to work on the Pynac symbolic expression library. On...
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Jan Pöschko: Project description
There could be Lattice_generic class that derives from the existing FreeModule. It would act as the base for arbitrary R-lattices, where R is a ring in some field K and the lattice is over a K-vector...
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Jan Pöschko: Posting source code on blogger
As this is a blog about a coding project, it certainly makes sense to have a nice way of posting source code. I just ran into this when trying to format the shell line sage -b latticesin the previous...
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Jan Pöschko: Time schedule
To have everything in one place, I want to add the time schedule from the original project proposal to this blog as well: before 05/21get detailed insights in relevant existing Sage classes and...
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