λProlog Home Page
Hacker News
February 20, 2026
AI-Generated Deep Dive Summary
λProlog is a pioneering logic programming language based on higher-order intuitionistic logic, drawing inspiration from Church's Simple Theory of Types. Unlike traditional languages, it offers a robust foundation for modular programming, abstract data types, and higher-order features. Its unique lambda-tree syntax allows for efficient handling of bound variables in syntax, making it particularly suited for complex formal methods and theorem proving. As the first language to directly support higher-order abstract syntax (HOAS), λProlog has set a standard for modern logic programming.
Despite its origins in the late 1
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Originally published on Hacker News on 2/20/2026