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Marsha Chechik

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Open access Aug 2026

Compositional Generator Equivalence

This paper provides a formal account of the syntax and semantics of Hedgehog, a popular PBT framework, and proves that Hedgehog→ possesses a compositional distribution semantics, and introduces Hedgehog→, a restricted version of the language based on the arrow calculus, and proves that Hedgehog→ possesses a compositional distribution semantics.

Anthony Vandikas, Kiarash Sotoudeh, Marsha Chechik · 0 citations