ltl2ba を Homebrew, Nix でインストール

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• ltl2ba

プロジェクトの歴史

The official LTL2BA page describes the software as originally written by Denis Oddoux in version 1.0 and later modified by Paul Gastin in versions 1.2 and 1.3. The page ties the implementation to the paper "Fast LTL to Buchi Automata Translation", presented at CAV 2001, which explains why the package is known mostly inside verification and automata-theory circles rather than as a general developer tool.

The project has kept a deliberately narrow interface: users enter LTL formulae using standard temporal and Boolean operators, can choose Spin syntax compatibility, and can ask the tool to emit an automaton image or a Spin never claim. The official download page is form based and does not advertise an official public source-control repository, so package managers generally package the released program rather than tracking a public upstream Git repository.

採用の歴史

LTL2BA was adopted by model-checking users who needed a practical LTL-to-automata translator that could interoperate with Spin. Its presence in Homebrew and Nix, recorded in the supplied package-manager facts, shows that it remains useful enough for Unix-like package collections despite being a specialized academic tool.

使われ方

Users provide an LTL formula, choose syntax and simplification options, and use the output as a generalized Buchi automaton, Buchi automaton, or Spin never claim. The package is most relevant in workflows that generate or test temporal properties before feeding them to a model checker.

パッケージ好きにとっての重要性

For package-history work, LTL2BA is an example of a compact research artifact that became long-lived infrastructure. It is tiny, stable, and domain-specific, but packaging it saves verification users from building or finding an old academic distribution manually.

タイムライン

• 2001: The underlying fast LTL-to-Buchi translation work was presented at CAV 2001.
• Version 1.0: Denis Oddoux wrote the original LTL2BA software.
• Versions 1.2 and 1.3: Paul Gastin modified the tool.
• Current packaging: Homebrew and Nix package ltl2ba according to the supplied source facts.

Related projects

• Spin is an important related model checker because the official interface can use Spin syntax and emit Spin never claims.
• Graphviz dot is related operationally because the official page says automata drawings are generated with dot.
• JLtl2Ba is listed by the official page as a Java interface for LTL2BA.

ソース

• https://lsv.ens-paris-saclay.fr/~gastin/ltl2ba/
• https://lsv.ens-paris-saclay.fr/~gastin/ltl2ba/download.php
• source_facts.package-manager