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Litao Zhou

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  • POPL3 editions2023–2025

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titleconferencedate
QuickSub: Efficient Iso-Recursive SubtypingPOPL 20252025-01-19
QuickSub is an algorithm for iso-recursive subtyping that is equivalent to the Amber rules but avoids renaming, unfolding and backtracking by tracking polarity…
Talk on
Full Iso-recursive TypesOOPSLA 20242024-10-20
Presents a new formulation called λFiµ that replaces iso-recursive fold/unfold with general erasable casts so equi-recursive programs encode without runtime…
Talk
VST-A: A Foundationally Sound Annotation VerifierPOPL 20242024-01-14
VST-A is an annotation verifier that parses C into control‑flow graphs, splits functions into paths (four paths for the linked‑list reverse example) and…
Talk
Recursive Subtyping for AllPOPL 20232023-01-15
Presents F_{≤}^{μ}, a kernel F_{≤} extension that adds iso-recursive types plus nominal unfolding rules and new structural folding/unfolding rules, and proves…
Talk
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