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Frank Pfenning

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  • POPL2 editions2024–2026

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titleconferencedate
Security Reasoning via Substructural Dependency TrackingPOPL 20262026-01-11
A new type system flips substructural resource reasoning from inputs to outputs and implements a suspended computation connective so effects are produced when…
Talk on
Structural Information Flow: A Fresh Look at Types for Non-InterferenceOOPSLA 20252025-10-16
Type system separates data abstraction from information flow, turns single labels into dependency sets, and encodes quantifiers as existentials so module…
Talk on
Parametric Subtyping for Structural Parametric PolymorphismPOPL 20242024-01-14
Paper proves structural subtyping is undecidable for recursive type constructors and defines parametric subtyping as a decidable fragment that enforces…
Talk
So what's the difference between a session type and an ordinary type anyway?ST30 20232023-10-22
Session types differ from ordinary types because they are substructural (linear), they distinguish global vs local specifications, and their channel behavior…
Talk on
Intuitionistic Metric Temporal LogicPPDP 20232023-10-22
Defines Intuitionistic Metric Temporal Logic (IMTL) that extends intuitionistic temporal calculi to dense time with explicit intervals and gives every proof a…
Talk
Modal Logics and Types: Looking Back and Looking ForwardPEPM 20222022-01-17
Shows that modal types make runtime code generation, staging and partial evaluation precise by decomposing S4 into up/down shifts (quotation = box as up then…
Talk
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