Vcsn 2.6 (November 13th, 2017)

The Vcsn group is happy to announce the release of Vcsn 2.6. Most of our work was devoted to providing a better, smoother, user experience. This includes improvements in the build system, better performances, and extended consistency.

For more information, please, the NEWS file.

We warmly thank our users who made valuable feedback (read "bug reports"): Victor Miller, Dominique Soudière and Harald Schilly. Dominique and Harald helped integrating Vcsn into SageMathCloud.

People who contributed to this release:

• Akim Demaille
• Clément Démoulins
• Clément Gillard
• Sarasvati Moutoucomarapoulé

Documentation

• Using Vcsn in Python
• The News File contains many examples
• Vcsn C++ reference manual

Available Ports

• Docker

Run this command to pull and start the Vcsn docker image on port 8888

docker run -d -p 8888:8888 lrde/vcsn:2.6

• Debian Jessie

Run this command

echo 'deb http://www.lrde.epita.fr/repo/debian/ stable/' >/etc/apt/sources.list.d/lrde.list
apt-get update
apt-get install vcsn
# Jupyter is not currently available on Debian
apt-get install python3-pip python3-dev libzmq3-dev
pip3 install jupyter

• Archlinux (AUR)

Run this command:

yaourt -S vcsn

• MacPorts (Portfile)

Run this command:

sudo port sync && sudo port install vcsn

or, to upgrade vcsn if you already installed it:

sudo port sync && sudo port upgrade vcsn

Be sure to have Boost installed for Python 3.6. The safest way is to run this before:

sudo port uninstall boost && sudo port install python36 boost +python36

Downloads

• Tarballs (sources to compile):
  • vcsn-2.6.tar.bz2 (25MB) (SHA256: 4ca3ce77a52e9a2e10e80e6dfb04d54484dbad65dc243dfe8ae49a18dfb29b96)
  • vcsn-2.6.tar.xz (14MB) (SHA256: 87bcfc6f722f6f39613b7f2a8b7de95d682e32d33c08edcebf6790129cb6dff5)

Requirements

In order to compile Vcsn 2.6, you need:

Boost

Boost (version 1.49 or later) provides free peer-reviewed portable C++ source libraries (at least the Boost.Python and Boost.Regex components, and probably others).

Ccache

Compiler cache.

C++ compiler

Clang 3.6 or newer and GNU G++ 4.9 or newer are known to work properly.

Doxygen

To build the C++ reference manual.

Graphviz

The display of automata is made using AT&T Graphviz library. (On Ubuntu/Debian, install the following package: graphviz)

Flex

The Flex scanner generater, 2.5.37 or better.

IPython

Although not strictly needed, it is required if you want to enjoy the Vcsn interactive notebooks.

Python

Python 3 is required

Yaml-cpp

Version 0.5.1 or 0.5.3 or more recent, but not 0.5.2.