~/talks

Yiyun Liu

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  • POPL3 editions2024–2026

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titleconferencedate
Algorithmic Conversion with Surjective Pairing: A Syntactic and Untyped ApproachPOPL 20262026-01-11
Shows that reduce-and-compare becomes decidable again with surjective pairing by restricting transitivity to a syntactically defined SN good set of strongly…
Talk on
Consistency of a Dependent Calculus of IndistinguishabilityPOPL 20252025-01-19
Defines a concrete instance DCOIω with an infinite predicative universe hierarchy and proves logical consistency, strong normalization, and that type…
Talk
Internalizing Indistinguishability with Dependent TypesPOPL 20242024-01-14
DCOI (Dependent Calculus of Indistinguishability) internalizes indistinguishability as definitional equality and adds an observer-indexed identity type so…
Talk on
Dependently-Typed Programming with Logical Equality ReflectionICFP 20232023-09-04
System DE is an explicitly typed core calculus that separates a terminating logical fragment from a potentially diverging programmatic fragment using modes for…
Talk on
Verifying Replicated Data Types with Typeclass Refinements in Liquid HaskellOOPSLA 20202020-11-15
Extension to Liquid Haskell adds refined typeclasses in Liquid Haskell so class laws become checkable at Core; the implementation verifies laws for 34…
Talk on
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