Sat 22 Jan 2022 16:05 - 16:20 at Salon III - Session 4 Chair(s): Jesper Cockx, Richard A. Eisenberg

In this talk, I shall report on the difficulties presented by the treatment of η-conversion in the setting of the MetaCoq project. I will try to give insight on why the situation is surprisingly thorny in that specific setting, and what we could do to get out of this.

Sat 22 Jan

Displayed time zone: Eastern Time (US & Canada) change

15:05 - 16:20
Session 4WITS at Salon III
Chair(s): Jesper Cockx TU Delft, Richard A. Eisenberg Tweag
15:05
15m
Talk
mitten: A Flexible Multimodal Proof AssistantRemote
WITS
Philipp Stassen Aarhus University, Daniel Gratzer Aarhus University, Lars Birkedal Aarhus University
15:20
15m
Talk
Understandable and Useful Error Messages for Liquid TypesRemote
WITS
Alcides Fonseca LASIGE, Faculdade de Ciências da Universidade de Lisboa, Catarina Gamboa LASIGE, Faculdade de Ciências da Universidade de Lisboa, João David LASIGE, Faculdade de Ciências da Universidade de Lisboa, Guilherme Espada LASIGE, Faculdade de Ciências da Universidade de Lisboa, Paulo Canelas LASIGE, Faculdade de Ciências da Universidade de Lisboa
15:35
15m
Talk
Deciding type equivalence with simple grammarsIn-Person
WITS
Bernardo Almeida LASIGE, Faculty of Sciences, University of Lisbon, Andreia Mordido Lasige / Faculty of Sciences, Universidade de Lisboa, Vasco T. Vasconcelos LASIGE, Faculty of Sciences, University of Lisbon
15:50
15m
Talk
Typechecking up to CongruenceIn-Person
WITS
Jad Elkhaleq Ghalayini University of Cambridge
16:05
15m
Talk
À bas l’η — Coq’s troublesome η-conversionRemote
WITS
Meven Lennon-Bertrand Inria – LS2N, Université de Nantes