# Talks

**2019**

*Quantum de Finetti theorems and Reznick's Positivstellensatz*- Interactions between Noncommutative Analysis and Quantum Information theory workshop, Harbin, China - June 2019 [pdf]*Quantum de Finetti theorems and Reznick's Positivstellensatz*- Mathematical Aspects in Current Quantum Information Theory 2019 workshop MAQIT 2019, Seoul, Korea - May 2019 [pdf]*Quantum de Finetti theorems and Reznick's Positivstellensatz*- Second workshop of the program on Operator Algebras, Groups and Applications to Quantum Information, ICMAT, Madrid - May 2019 [pdf]*Applications of random matrices in quantum information theory*- School II of the program Operator Algebras, Groups and Applications to Quantum Information, ICMAT, Madrid - May 2019 [pdf] [ipynb]*Partial transposition of random matrices: old and new*- CIRM workshop Random Matrices and Random Graphs, Luminy - April 2019*Norms of random tensors*- TUM - M5 group retreat on Randomized Linear Algebra, Reitenhaslach, Germany - March 2019-
*A mathematical introduction to Quantum Information Theory*- LabRI, Bordeaux - February 2019 [pdf] *Introduction aux tenseurs*- Random Tensors reading group, Institut de Mathématiques de Toulouse - January 2019

**2018**

*On the number of components of random meandric systems*- joint talk given with Alexandru Nica at the Oberwolfach workshop Free Probability Theory - December 2018 [pdf]*Une introduction à la théorie de l'information quantique*- Colloquium de l'Institut de Mathématiques de Bordeaux - November 2018 [pdf]*Enumerating meanders: three perspectives*- Physics and mathematics of discrete geometries, Nagoya - November 2018*Weingarten calculus and applications to Quantum Information Theory*- Annual meeting of the SFB TRR 195 Tübingen - September 2018 [pdf]*The joint distribution of the marginals of multipartite Wishart random matrices*- Probability theory seminar, Institut de Mathématiques de Toulouse - September 2018*Quantum de Finetti theorems and Reznick's Positivstellensatz*- Workshop on Interactions between Operator Space Theory and Quantum Probability

with Applications to Quantum Information, Oberwolfach - May 2018 [pdf]*Entanglement of generic quantum states*- TCQP Seminar, Turku - March 2018 [pdf]*Nonlocal games and quantum permutation groups*- QIT reading group, Munich - January 2018

**2017**

*Positivity, Hilbert's 17th problem, and applications to quantum entanglement*- UPT Seminar, Timisoara - August 2017*On some applications of Random Matrices in Quantum Information Theory*- QUATR-17, Skoltech Moscow - June 2017*On some uses of random matrices in quantum information theory*- Analysis und Zufall seminar, TU Munich - June 2017*Block-modified random matrices and applications to entanglement theory*- MEGA seminar on random matrices and random graphs, Paris - May 2017 [pdf]*Free compression norms and applications to quantum information theory*- Mathematical physics seminar, Bristol - March 2017 [pdf]

**2016**

*Quantum channels, groups, and non-commutative iterative scaling algorithms*- CIMI workshop Complex analysis and noncommutative functions, Toulouse - October 2016*Some analytical aspects of Hadamard matrices*- Quantum Information Theory and Mathematical Physics, Budapest - September 2016 [pdf]*Bipartite unitary operators inducing special classes of quantum channels*- CTPGA Workshop Open Quantum Systems, Grenoble - May 2016 [pdf]*Bipartite unitary operators inducing unitarily invariant classes of quantum channels*- RCQI seminar, Bratislava - April 2016*Sur l'intrication qubit-qudit*- Quantum information theory seminar, University Lyon 1 - March 2016*Random quantum channels and additivity violations*- Random matrices seminar, IST Austria - March 2016 [pdf]*Using random matrices in quantum information theory*- 3 lectures at Seoul National University - February 2016 [pdf]*Block-modified random matrices, operator-valued free probability, and applications to entanglement theory*- Mathematical Aspects in Current Quantum Information Theory, Daejeon - February 2016 [pdf]

**2015**

*Block-modified random matrices, operator-valued free probability, and*- Journées OSQPI, Paris - October 2015 [pdf]

applications to entanglement theory*Positive and completely positive maps via free additive powers of probability measures*- MPQ Quantum Coffee, Munich - July 2015 [pdf]*Random quantum channels and additivity violations*- invited lecture, Conference on Quantum Groups and Quantum Information Theory, Herstmonceux - July 2015 [pdf]*Bipartite unitary operators inducing unitarily invariant classes of quantum channels*- Quantum Markov Semigroups: Decoherence and empirical estimates, Genova - July 2015 [pdf]*On random subspaces of matrices and free compression norms*- Seminar, TU Graz - May 2015

**2014**

*Quantum channels with polytopic images*- ANR StoQ Meeting, Lyon - November 2014 [pdf]*Quantum channels with polytopic images*- MPQ Quantum Coffee, Munich - November 2014*On qubit-qudit entanglement*- TUM group retreat, Walting - September 2014*Positive and completely positive maps via free additive powers of probability measures*- 16th workshop on non-commutative harmonic analysis, Bedlewo - July 2014 [pdf]*Positive and completely positive maps via free additive powers of probability measures*- Random matrix theory: foundations and applications, Cracow - July 2014 [pdf]*Random matrices and their use in Quantum Information Theory*- 14th Annual Canadian Summer School on Quantum Information, Guelph - June 2014*Positive and completely positive maps via free additive powers of probability measures*- Operator Algebra Seminar, Tokyo - June 2014*Positive and completely positive maps via free additive powers of probability measures*- Operator Algebra Seminar, Kyoto - May 2014*Entanglement of generic quantum states*- IRSAMC Seminar, Toulouse - May 2014 [pdf]

**2013**

*Optimization over random subspaces of matrices and free compression norms*- Free Probability seminar, Saarbrücken - October 2013*Random matrix theory with a view towards free probability, and connections to quantum information*- New Mathematical Directions for Quantum Information workshop, Newton Institute, Cambridge - September 2013 [pdf, video 1, video 2]*Invitation to (almost) Hadamard matrices*- TUM group retreat, Zell am See - July 2013*Entanglement of random subspaces*- Advances on Open Quantum Systems summer school, Autrans - July 2013 [pdf]*On the additivity of the minimum entropy of certain subspaces of tensor products*- Workshop on Operator Spaces, Harmonic Analysis and Quantum Probability, Madrid - June 2013*Intrication pour les états bipartis mélangés*- Cogit meeting, Rouen - June 2013*Random Subspaces of a Tensor Product and the Additivity Problem*- UPT seminar, Timisaora - April 2013 [pdf]*Positive and completely positive maps via free additive powers of probability measures*- EMS-DMF joint mathematical weekend, Aarhus - April 2013 [pdf]*Positive and completely positive maps via free additive powers of probability measures*- Colloquium talk, St. John's - January 2013 [pdf]

**2012**

*Sur les valeurs singulières d'un ensemble de matrices rectangulaires*- Séminaire d'Analyse, Lyon - October 2012*Positive and completely positive maps via free additive powers of probability measures*- Operator Spaces and Quantum Information Theory workshop, Lyon - October 2012*Random subspaces of a tensor product and the additivity problem*- DMV Annual Meeting 2012, Saarland University - September 2012 [pdf]*Random subspaces of a tensor product and the additivity problem*- TUM seminar, München - September 2012 [pdf]*Random subspaces of a tensor product and the additivity problem*- XIème Colloque Franco-Roumain de Mathématiques Appliquées, Bucuresti - August 2012 [pdf]*Random subspaces of a tensor product and the additivity problem*- Operator Spaces, Quantum Probability and Applications Workshop, Wuhan - June 2012 [pdf]*Random Subspaces of a Tensor Product and the Additivity Problem*- Probabilistic Methods in Quantum Mechanics Workshop, Lyon - May 2012 [pdf]*Block-modified Wishart matrices and applications to entanglement theory*- Random matrices and integrable systems winter school, Les Houches - March 2012*Operations algebriques sur des matrices de Wishart par blocs et applications à la mecanique quantique*- Seminaire Matrices Aleatoires - February 2012*Statistical properties of random quantum channels*- Invited lecture, CIRM workshop on the Geometry of Quantum Entanglement - January 2012

**2011**

*Block-modified Wishart matrices and applications to entanglement theory*- GDR IQFA Workshop, Paris - November 2011 [pdf]*Block-modified Wishart matrices and applications to entanglement theory*- Joint EMS-RMSE Mathematical Weekend, Bilbao - October 2011 [pdf]*Block-modified Wishart matrices and applications to entanglement theory*- 14th Non-commutative harmonic analysis Workshop, Bedlewo - September 2011 [pdf]*Positivity in Quantum Information Theory*- Positivity Workshop, Fields Institute, Toronto - August 2011 [pdf]*Asymptotic eigenvalues of block-transposed Wishart matrices*- Analysis seminar, University of Ottawa - June 2011*Additivité de la capacité des canaux quantiques, ou comment l'intrication peut aider la transmission de l'information*- Annual meeting between the Mathematics and Physics departments at the Univeristy of Toulouse - April 2011 [pdf]*Random subspaces of a tensor product and the additivity problem*- Quantum Information Theory Seminar, Madrid - March 2011*Valeurs et vecteurs propres associés aux sous-espaces aléatoires d'un produit tensoriel*- Séminaire de probabilités, Toulouse - February 2011*Propriétés statistiques des états quantiques aléatoires*- Séminaire de probabilités, Cergy - February 2011 [pdf]

**2010**

*Random quantum states*- Open Quantum Systems conference, Grenoble - November 2010 [pdf]*Graphical calculus for random quantum channels*- Mittag-Leffler program on QIT, Stockholm - November 2010 [pdf]*Entanglement of random subspaces*- Workshop on Groups and Group Actions in Operator Theory, Ottawa - July 2010*Random graph states and area laws*- Random Matrix Techniques in Quantum Information Theory workshop, Waterloo - July 2010 [pdf]*Random graph states, maximum flow on networks and the Fuss-Catalan ensembles of density matrices*- IQC Colloquium, Waterloo - March 2010 [pdf]*Random matrix techniques in quantum information theory*- Analysis seminar, Saskatoon - March 2010*Free probability techniques in quantum information theory*- QIP 2010 Rump Session, Zurich - January 2010 [pdf]*Applications des probabilités libres à la théorie quantique de l'information*- Séminaire des matrices aléatoires, Toulouse - January 2010*Free probability techniques in quantum information theory*- Analysis seminar, Waterloo University - January 2010

**2009**

*Random matrix models in quantum information theory*- invited talk at the Canadian Mathematical Society Winter Meeting, Windsor - December 2009*Products of random quantum channels*- McGill Cryptography and Quantum Information seminar, Montréal - September 2009 [pdf]*Random matrix models in quantum information theory*- Free probability seminar, Kingston - September 2009*Random quantum channels: graphical calculus*- Fields Workshop on Operator Structures in Quantum Information, Toronto - July 2009 [pdf]*Majorization, entanglement catalysis, stochastic domination and l_p norms*- Fields Workshop on Operator Structures in Quantum Information, Toronto - July 2009 [pdf]*Canaux quantiques aléatoires et le problème d'additivité*- Random Matrix Seminar, Institut de Mathématiques de Toulouse - June 2009 [pdf]*A graphical calculus for random quantum channels in quantum information theory*- atelier Décohérence et information quantique, Grenoble - June 2009*Random repeated quantum interactions and random invariant states*- Journées Systèmes Ouverts, Grenoble - March 2009 [pdf]*A new diagrammatic approach to matrix integrals with applications to quantum information theory*- Student talk at the winter school Geneva-Lyon on mathematical physics, Les Diablerets - February 2009

**2006-2008**

*A permutation model for free random variables*- Special talk at the mini-workshop "Introduction to infinite-dimensional topological groups", Ottawa - September 2008 [pdf]*Transformations de l'intrication quantique*- Colloque "Aspects théoriques de l'information quantique", Aspet - June 2007 (text in french) [pdf]- Transformations de l'intrication quantique - Séminaire du Laboratoire de Physique Théorique et Modélisation, Université de Cergy-Pontoise, Cergy - May 2007 (text in french) [pdf]
- Transformations de l'intrication quantique - Journées Informatique Quantique, Grenoble - May 2007 (text in french) [pdf]
- Random density matrices - Open Quantum Systems Days, Marseille - November 2006 [pdf]
- Matrices densités aléatoires - Séminaire de physique mathamatique, Institut Camille Jordan, Lyon - October 2006 [pdf]

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