CTAN Comprehensive TeX Archive Network

CTAN update: expl3

Date: July 11, 2010 11:43:45 AM CEST
the upload daemon got this one to me while i was processing the previous one: > The following information was provided by the package's contributor. > > Name of contribution: expl3 > Author's name: LaTeX3 Project > Location on CTAN: /macros/latex/contrib/expl3/ > Summary description: Packages supporting LaTeX3 programming conventions > License type: lppl > > Announcement text given by the package's contributor: > ---------------------------------------------------------------------- > ---------------------------------------------------------------- > ---------------------------------------------------------------- > The expl3 bundle: Low-level LaTeX3 programming conventions > ---------------------------------------------------------------- > > The files of the expl3 bundle provide a low-level API for TeX > programmers with special syntax conventions, completely > separating it from document level syntax. Hence, the commands > provided are not intended for use at the document level nor for > use in describing design layouts in document class files. > > This API provides the foundation on which the LaTeX3 kernel > and other advanced extensions are built. Special care has been > taken so that they can be used within a LaTeX2e context as > regular packages. > > The TeX and eTeX primitives are all given a new name according > to these conventions. However, in the main direct use of the > primitives is not required or encouraged: the expl3 modules > define an independent low-level LaTeX3 programming language. > > At present, the expl3 modules are designed to be loaded on top > of LaTeX2e: > > \usepackage{expl3} > > In time, a LaTeX3 format will be produced based on this code. > This allows the code to be used in LaTeX2e packages now while a > stand-alone LaTeX3 is developed. > > ---------------------------------------------------------------- > This release (SVN 1981) > ---------------------------------------------------------------- > > The first stage of creating a fixed-point arithmetic system for > LaTeX3 is included in this release. The new module (l3fp) is > loaded as part of expl3, and currently offers basic arithmetic > only (addition, subtraction, multiplication and division). > Trigonometric and logarithmic functions will be added to this > module in the coming weeks, as will the necessary machinery to > use Lua for mathematics, when available. > > This release also increases the coverage of the category code > stack implemented by \ExplSyntaxOn/\ExplSyntaxOff, with the > intention that 'problem' category codes will not cause issues > within code blocks. > > ---------------------------------------------------------------- > The LaTeX3 Project > ---------------------------------------------------------------- > ---------------------------------------------------------------- thanks for the upload; i've installed the new version and updated the catalogue repository. > Users may view the package catalogue entry at > http://www.tex.ac.uk/tex-archive/help/Catalogue/entries/expl3.html > or they may browse the package directory at > http://www.tex.ac.uk/tex-archive//macros/latex/contrib/expl3/ and the web catalogue entry will change in two characters, overnight (apart from the date of creation, of course...). Robin Fairbairns For the CTAN team

expl3 – Wrapper package for experimental 3

The package serves as a wrapper for other packages that make up the 3 kernel distribution.

The package is distributed as part of the 3 kernel distribution.

Version 2022-11-02
Copyright1990–2022 The 3 Project
MaintainerThe Project Team



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