Séminaire Logique et Interactions
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Le séminaire Logique et Interaction est le séminaire de l’équipe LDP de l’I2M. Il est conjoint au séminaire de l’équipe LSC du LIS.
Une liste de diffusion (modérée) pour recevoir les annonces d’exposés : i2m-seminaire-logique@univ-amu.fr
Pour s’inscrire, contacter le responsable.
Les prochains séminaires
12
Fév
Is typed realizability only predicative?
Félix Castro (I2M, Aix-Marseille)
12/02/2026
11h00 - 12h30
In Kleene realizability, formulas are interpreted as sets of (untyped) programs. This approach allows for a sound interpretation of Higher-Order Logic (HOL): it leads to [...]
19
Fév
Ohana trees, Taylor expansion and multi-type semantics for the λI-calculus. No variable gets left behind or forgotten!
Rémy Cerda (Università di Bologna)
19/02/2026
11h00 - 12h30
The standard notion of evaluation trees for the λ-calculus, namely Böhm trees, is quite ill-behaved with respect to the inputs of programs, namely free variables: [...]
Événements passés
05
Sep
Inexpressivity of higher-order transducers and semi-quantitative semantics (work in progress) [LSC]
Lê Thành Dũng (Tito) Nguyễn (ÉNS Lyon)
Our goal is to generalize a little-known but powerful "bridge theorem" of Engelfriet and Maneth, which can be used for instance to refute in a [...]
20
Juin
Realizability Models for Large Cardinals
Richard Matthews (University of Cambridge)
20/06/2024
11h00 - 12h30
The method of realizability was first developed by Kleene and is seen as a way to extract computational content from mathematical proofs via the Curry-Howard [...]
30
Mai
Regular samplers and the De Finetti construction in Integrable Cones
Raphaëlle Crubilllé (LIS)
30/05/2024
11h00 - 12h30
The starting point of this talk is the structure of the object !Bool in probabilistic coherent spaces. For the purpose of building a semantics interpretation [...]
11
Avr
Séminaire LSC: Coherence by Normalization for Linear Multicategorical Structures
Federico Olimpieri (LIS, Aix-Marseille)
We establish a formal correspondence between resource calculi and appropriate linear multicategories. We consider the cases of (symmetric) representable, symmetric closed and autonomous multicategories. For [...]
04
Avr
28
Mar
Craig-Lyndon interpolation as cut-introduction
Alexis Saurin (IRIF)
28/03/2024
11h00 - 12h30
In this talk, I will present a proof-relevant Craig-Lyndon interpolation theorem for first-order LL (linear logic). This interpolation result is proof-relevant in the following sense: [...]
14
Mar
22
Fév
2-Dimensional Monads and Concurrency
Hugo Paquet (LIPN)
22/02/2024
11h00 - 12h30
This talk is about 2-dimensional categories (2-categories or bicategories) in semantics. A number of recent denotational models are defined as bicategories (typically based on games, [...]
21
Fév
Causal Investigations in Interactive Semantics
Pierre Clairambault (LIS)
Soutenance d'HdR Jury: - Dan Ghica, rewiever, Huawei Central Software Institute and professor at the University of Birmingham, - Delia Kesner, examiner, professor at IRIF, [...]
15
Fév
Séminaire LSC: Newton-Raphson iteration for Cartesian differential categories
Zeinab Galal (University of Bologna)
15/02/2024
11h00 - 12h30
Interactions between derivatives and fixpoints have many important applications in both computer science and mathematics. In this talk, I will present a categorical framework to [...]



