kb/data/en.wikipedia.org/wiki/PlusCal-0.md

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PlusCal 1/1 https://en.wikipedia.org/wiki/PlusCal reference science, encyclopedia 2026-05-05T11:37:12.703253+00:00 kb-cron

PlusCal (formerly called +CAL) is a formal specification language created by Leslie Lamport, which transpiles to TLA+. In contrast to TLA+'s action-oriented focus on distributed systems, PlusCal most resembles an imperative programming language and is better-suited when specifying sequential algorithms. PlusCal was designed to replace pseudocode, retaining its simplicity while providing a formally defined and verifiable language. A one-bit clock is written in PlusCal as follows:

== See also == FizzBee TLA+ Pseudocode

== References ==

== External links == PlusCal tools and documentation are found on the PlusCal Algorithm Language page.