and Physics), [G]Suman Kundu (Tata Inst. http://silentmatt.com/javascript-expression-evaluator/, http://www.codeproject.com/KB/scripting/jsexpressioneval.aspx, I spent a couple of hours to implement all the arithmetical rules without using eval() and finally I published a package on npm string-math. Mhh, you could use the Function() constructor: There's nothing wrong with eval, especially for cases like this. In this talk, I explain an ongoing work to combine them, and to give a higher relations between QFTs and differential cohomology. Joerg Teschner (DESY) String Math 2021 IMPA, Rio de Janeiro, June 14 - 18, 2021- Turned into an online event The series of String-Math conferences has developed into a central event on the interface between mathematics and physics related to string theory, quantum field theory and neighboring subjects. Title: Magnetic quivers for Superconformal Field Theories We present a novel construction of such flux vacua in permutation-symmetric multiparameter compactifications, and develop methods for efficiently computing the zeta functions of the corresponding geometries. What does "use strict" do in JavaScript, and what is the reasoning behind it? Estrada Dona Castorina 110, Jardim Botnico All, Blasting is well underway in South Dakota for the $2 billion + LBNF/DUNE facility. David Morrison (University of California) In response to the obvious question about relation to experiment and testability, people have clearly completely given up on this, with nothing to say (other than a bogus claim that string theory makes some prediction about B-mode polarization), going on about how it took thousands of years for the atomic hypothesis to be vindicated. This story also relates to the higher-form global symmetry. We study an open quantum many body spin system to check whether its integrable and chaotic regimes can be distinguished by looking at the non-unitary dynamics of a simple operator in Krylov space. We introduce a. new idea, boundary averaging, to address the question: Does averaging also work well in AdS/BCFT? Everything is in the description. problemu upakowania sfer w wymiarze 8, a take we wsppracy z innymi matematykami rozwizanie tego problemu w wymiarze 24. Ironically, the very fact that he had to refer to it at all should alarm them. Likely Witten was thinking of things like the 6d (2,0) superconformal theory which has not classical limit and its construction is somewhat mysterious. There are slight differences regarding scoping, but they mostly behave the same, including exposure to much of the same security risks: You can't, at most you could do something retort like parsing the numbers and then separating the operations with a switch, and making them. In addition, distinct tensor branch data obtained from 6D theories with a single instanton inspire us to classify heterotic strings probing ADE singularities. In other physical contexts you have different symmetries than Poincare, often approximate symmetries. [Slides]. Abstract: I will be discussing my recent work [2110.08179] with Chris Blair and Dan Thompson on topology change in Poisson-Lie T-duality with spectators (i.e. In my case, I will give a run, certainly much more healthy, no? I will also explain how the Hecke operators from geometric and analytic Langlands correspondence are realized in the four dimensional super-Yang-Mills theory. The operators satisfy an operator product expansion. Talks are available for watching every day via Youtube, links are on the main page. Abstract: I will discuss methods to numerically approximate Ricci-flat metrics for Calabi-Yau n-folds defined as complete intersections in toric ambient spaces. Title: Liouville conformal field theory: from the probabilistic construction to the bootstrap construction Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. We therefore relate differential and enumerative geometry, topology and geometric representation theory in mathematics, via a maximally-supersymmetric topological quantum field theory with electric-magnetic duality in physics. LHC will discover SUSY In particular, i can not find a derivation of any black hole entropy from first principles in quantum gravity outside of string theory. The LQG example hardly qualifies if you do not have any way to fix the Immirzi parameter and just tune it to get the desired result. We also discuss generalizations to b_2^+(X)>1. Title: Vafa-Witten Theory: Invariants, Floer Homologies, Higgs Bundles, a Geometric Langlands Correspondence, and Categorification [online talk] Possible applications include computing massive string excitations, volumes of non-calibrated cycles, the SYZ conjecture, and approximating solutions to the Hermitian Yang-Mills equations. I notice that Roger Penrose, a well-know string theory skeptic, will be giving a talk on the last day of the conference next week. If youre so concerned about the public or physics community getting misled, surely youve contacted the organizers of and participants in the conferences Outreach activities. This is damaging. Ive personally never understood why showing that (unphysical limits of) your quantum theory gives the expected semi-classical result is anything other than a rather weak consistency check on your theory. In the presence of chiral multiplets that are added to plumbing graphs, we show that ST-transformations lead to many equivalent plumbing theories, and hence generalize the scope of Kirby moves. Mark Gross Anyway, truly bold attempt! What is the !! Dear Peter, I believe you are cherry-picking parts of comments. String theorists are for the most part no longer actively pursuing connecting to particle physics of the real world. Abstract: The spectrum of BPS states in D=4 supersymmetric field theories and string vacua famously jumps across codimension-one walls in vector multiplet moduli space. In this talk, we will discuss recent progress in constructing explicit examples of higher-categories describing non-invertible symmetries in quantum field theories of various spacetime dimensions ranging from d=3 to d=6. CEIs are associated to an arbitrary Calabi-Yau category, together with a splitting of the Hodge filtration. A place where magic is studied and practiced? Im posting this since I thought it could be useful for those very busy hep-ph physicists who may wish to go directly to (what I & surely many others) considers as the key moment from perspective lectures. We will speak about the history of Keplers conjecture. As Peter keeps on repeating, the denial of the string community to acknowledge the failure of string theory as a unification theory (which is nothing to be ashamed off: physics is full of beautiful theory that are not correct) is a shame for the physics community. for Fundamental Research), [D] Juan Maldacena (Institute for Advanced Study), [T] Shiraz Minwalla (Tata Inst. If you are interested in what field theories Wittens probably interested in, then I certainly recommend you to follow the on going ICTSs Quantum Field Theory, Geometry and Representation Theory, with Wittens mini-course starting tomorrow: https://www.icts.res.in/program/qftgrt2021/talks, In order to get a feel what is at stake here, start with: [Slides] [Video], Maxim Kontsevich (IHS) [Slides], Sachin Chauhan (Indian Institute of Technology, Bombay) Miosz Panfil Divergence of perturbation theory in quantum electrodynamics. for Fundamental Research), [T] Sebastian Mizera (Institute for Advanced Study), [T] Sameer Murthy (Kings College London), [S] Hirosi Ooguri (Caltech and Kavli IPMU), [D] Joo Penedones (cole Polytech. (i) No one convincingly proved the mathematical equivalence between the RNS superstrings and GS formalism. We engineer these models using toric geometry techniques to construct non-compact threefolds that manifestly have multiple fibrations and hence M/F-theory lifts. Moving away from such orbifold points requires generalizing the flow tree formula from the Abelian category of quiver representations to the derived category of the same. The Ryu-Takayanagi formula then encodes the fractal dimension of the boundary, while the extremal surfaces encode an important part of the geometry of the buildings, showing a new interplay between ideas from holography and geometric group theory. Yuya Kusuki (California Institute of Technology) Title: Calculating Quantum Knot Homology from Homological Mirror Symmetry Another series of talks that I took a look at and that I can recommend is Nima Arkani-Hameds lectures on Physics at Future Colliders at the ICTP summer school on particle physics. Motived by (twisted) holography (following Costello, Gaiotto, Li, and Paquette) we find a holomorphic model describing the minimal twist of the six-dimensional theory. Jerome Gauntlett, Rajesh Gopakumar, Mariana Grana, Michael Green, David Gross, Daniel Grumiller, Jeff Harvey, Marc Henneaux, Veronika Hubeny, Marina Huerta, Janet Hung, Antal Jevicki, Clifford Johnson, Shamit Kachru, Zohar Komargodski, Finn Larsen, Yolanda Lozano, Kimyeong Lee, Dieter Luest, Juan Maldacena, Shiraz Minwalla, Jeff Murugan, Rob Myers, Hirosi Ooguri, Leo Pando-Zayas, Silvia Penati, Fernando Quevedo, Eliezer Rabinovici, John Schwarz, Nathan Seiberg, Ashoke Sen, Steve Shenker, Eva Silverstein, Wei Song, Andy Strominger, Tadashi Takayanagi, Sandeep Trivedi, Cumrun Vafa, Pedro Vieira, Anastasia Volovich, Spenta Wadia, Edward Witten, Konstantin Zarembo. To address this issue, we use the fusion-matrix bootstrap, which is recently developed in the context of the light-cone bootstrap. Dec 18, 2021 at 16:43. In this talk I will introduce the heterotic G2 system and show how to construct families of solutions using homogeneous 3-Sasakian manifolds with squashed metrics. The simplest example is the qubit. How would you please implement. The linking numbers of plumbing graphs are interpreted as the effective mixed Chern-Simons levels of 3d N=2 theories with chiral multiplets. Abstract: Holomorphic Floer theory is the analogof Floer theoryfor holomorphic symplectic manifolds. The two-step procedure involves first finding points on the Calabi-Yau manifold and then approximating the Ricci-flat metric by approximating solutions to the underlying Monge-Ampere equation. Well, that would be the case if people follow the hype for last 20-30 years or more. Mathematically, they can be identified with the K-theoretic versions of the Donaldson invariants on X. Note also that I was making no comment about the work people were presenting at the conference, was sticking to discussing particular important points about the current state of the subject being made by the two most talented and hard-w0rking leaders of the field. Are there any actual attempts in the literature to build such an intrinsically quantum theory, or is this just pie in the sky? Besides reviews of major developments in the field and specialized talks on specific topics, an important novelty will be several informal discussions involving two researchers and the conference participants. Title: Holomorphic Floer theory and Donaldson-Thomas invariants Update: In the final discussion section, Witten emphasizes that What is string theory? still has no answer, that we have little idea what it really is. Abstract: During my presentation, I will discuss certain equivalences between conformal field theories with a continuous spectrum: Liouville theory, its supersymmetric extension, and models based on the affine su(2) algebra with irrational level. UBC, Vancouver, Canada. Title: The sphere packing problem and beyond. Abstract: Recently, higher categorical understandings of quantum field theories have been rapidly developing. Thats interesting, can you give pointers? My talk will be based on recent joint work with Baej Ruba. [Slides], Sam Gunningham (Montana State University) Title: Smoothing, scattering and a conjecture of Fukaya [online talk] I did watch fully the discussions I wrote about here, also took a look at many of the others. Abstract: In this talk, I will revisit the construction of heterotic ALE instantons and the corresponding T-dual systems in 6D little string theories (LSTs). How useful this will be will depend on the symmetries you have available. [Slides] [Video], Sunghyuk Park (California Institute of Technology) String Math 2021 - Si Li (Tsinghua University) 848 views Jun 15, 2021 27 Dislike Share Instituto de Matemtica Pura e Aplicada 100K subscribers Title: Langlands duality for 3-manifolds Talks are available for watching every day via Youtube, links are on the main page. An exchange that was otherwise quite lively and interesting, you paint in the worst possible way. Title: Counting BPS states with discrete charges in M-theory Penroses talk is interesting (https://www.youtube.com/watch?v=hk_6EtWUatM), as is the discussion between him and string folks afterwards. Title: Perturbative calculations in twisted 4d gauge theories [online talk] Additionally, Evaluator.js intelligently reports invalid syntax, such as a misused operator, missing operand, or mismatched parentheses. The only game in town in fundamental physics now is to give up on a theory of the real world. There will also be a public lecture and outreach activity Ask a String Theorist during the weekend. Nov 22-26, 2021: Higher structures in geometry and physics, Chern Institute of Mathematics, Nankai University 9. ncdu: What's going on with this second size column? [Slides] [Video], Antoine Bourget (CEA Saclay) We show that many 3d theories can be represented as plumbing graphs and hence be able to be constructed by compactifying M5-branes on corresponding plumbing manifolds using the construction of 3d-3d correspondence. In a different direction, I will in this talk present a conjectural picture relating holomorphic Floer theory of complex integrable systems to Donaldson-Thomas invariants. Theres a long list of things they are talking about under the name string theory, with the generic problem that the ones that are reasonably well-defined have nothing to do with the real world (e.g., wrong dimension). (UoS & CNRS) Quantum G & of Looijenga pairs Berkeley String-Math 2021 Overview The two main messages: 1ve (different, but equivalent) string-theory motivated enumerative theories built from (X;D) 2they are all closed-form solvable Joint with P. Bousseau (ETH Zrich/Saclay) and M. van Garrel (Warwick/Birmingham). Leonardo Rastelli Abstract: The heterotic G2 system is the 7-dimensional analogue of the Hull-Strominger system. What is a word for the arcane equivalent of a monastery? Hirosi Ooguri (Caltech & IPMU) A better version was given September 22, 2021 at Yan Soibelman's M-seminar. We prove a reformulation of the main conjecture in Fukayas second correspondence, where multi-valued Morse theory on the base B is replaced by tropical geometry on the Legendre dual B. But, as has also been the case for many years, the conference features many talks that have nothing to do with string theory and may be quite interesting. Pawe Caputa Theres no reason to get into the technical argument over whether the perturbative expansion of various versions of the superstring in 10d is mathematically well-defined. This feature could come in handy in projects where we want to evaluate math expressions provided in string format. [Slides] [Video], Netta Engelhardt (MIT) Its explicit description as a QFT has remained elusive. Nigel Hitchin (University of Oxford) Finally, I will mention how some of these features are likely to persist in a proposal for the worldsheet dual of free N=4 Super Yang-Mills theory. Strings 2021 Summary Talk, So Paulo (June 21 - July 2, 2021) [on-line] . I saw the discussions you refer to. Why are trials on "Law & Order" in the New York Supreme Court? Using Hands-On Tools to Monitor Progress and Assess Students in Math. Francis (Skip) Fennell | Nov 3, 2021 . Title: Category of QFTs and differential cohomology More information can be found here Thematic trimester on vertex algebras: This construction gives rise to new quantum groups. Due to its interaction, the system density matrix and operators within the system Hilbert space evolve non-unitarily. [Slides] [Video], Boris Pioline (Sorbonne Universit and CNRS) Abstract: I will explain how to explicitly calculate knot homology using the Fukaya category associated to a 2d Landau-Ginsburg theory, which is the equivariant mirror of the Coulomb branch of a 3d $mathcal{N}=4$ theory. I just had a look at that session, and more than anything, felt sorry seeing such eminent physicists giving such vacuous reasons just for the sake of defending a theory they have worked on for a long time. IMPA, Rio de Janeiro, June 14 18, 2021 Turned into an online eventSpeaker: Mina Aganagic (UC Berkeley)Lecture title: Knot homologies from mirror symmetryEvent page: http://bit.ly/stringmath2021Videos playlist: https://bit.ly/3v2lHlsThe series of String-Math conferences has developed into a central event on the interface between mathematics and physics related to string theory, quantum field theory and neighboring subjects. Weekly on Mondays 2:10 PM (Pacific Time) Meetings are in-person, at 402 Physics South. [Slides], Muyang Liu (Uppsala University) This public lecture is also a lecture in the Zapytaj fizyka series here is the lecture website. Strings 2021 started today, program is available here. Of course, a few minutes earlier Witten had explained that no one knows what the theory actually is, which means there is no way to show that it is mathematically inconsistent. Abstract: Homological block, commonly denoted by , is a 3-manifold invariant whose existence was predicted by S. Gukov, D. Pei, P. Putrov, and C. Vafa in 2017 using 3d/3d correspondence. Making statements based on opinion; back them up with references or personal experience. The string community has been dishonest for at least 20 years, and has absolutely no right to give any lessons about ethics in science. https://www.youtube.com/watch?v=WwmxaXTnGMI Thank you. This is a joint work with K. Ohmori (U. Tokyo). Abstract: I will describe a close analogy between the spectral geometry of hyperbolic manifolds and conformal field theory. The key steps in this equivalence is a probabilistic derivation of the DOZZ formula for the structure constants, the spectral analysis of the Hamiltonian of the theory and the proof that the probabilistic construction satisfies certain natural geometrical gluing rules called Segals axioms. NN-QFT Correspondence. Off topic, but the European congress of Mathematics has finished up. Clay Mathematics Institute, ContactEnhancement and Partnership ProgramMillennium Prize ProblemsPublicationsHome. All, [Slides] [Video], Brian Williams (University of Edinburgh) I will discussa phenomenon similar to Frobenius of modular representation theory. In the case of rank one instantons this factors through a `Heisenberg type super Lie algebra and the story is analogous to Nakajimas action on the Hilbert scheme. [Slides] [Video], Mayuko Yamashita (Kyoto University) Since it's online only, talks are much more accessible than usual (and since it's free, over 2000 people have registered to in principle participate via Zoom). Abstract: Thepositive GrassmannianGrk,n0is the subset of the real Grassmannian where all Plcker coordinates are nonnegative. Albrecht Klemm But this is just an opinion. We provide significant evidence that averaging plays an important role in reproducingsemiclassical gravity in AdS/BCFT. It's december of 2021, and the java world has been rattled by a log4j vulnerability. Really amazing work! Asking for help, clarification, or responding to other answers. Dear Peter, I am not a fan of string theory. Strings 2021 will be held online during the two-week period June 21 July 2, 2021 from 9:30 15:00 in So Paulo (8:30 14:00 in NY, 14:30 20:00 in Paris). Non-QG QFT derivations that are not attempting to identify the microstates. Math Talks and Number Strings provide the foundation to help students improve their understanding and comprehension of numbers. The quotes I gave are accurate, and links are provided so that anyone who wants to can see the full context. Abstract: We revisit Vafa-Witten theory in the more general setting whereby the underlying moduli space is not that of instantons, but of the full Vafa-Witten equations. The problem is not that its too new to be evaluated properly, but that its been a failure. Strings provided the authors with a way to make relatively small changes to guided notes in algebra 1, algebra 2, precalculus, and AP calculus classes. [Slides] [Video], Andrei Caldararu (University of Wisconsin Madison) from 9:30 15:00 in So Paulo (8:30 14:00 in NY, 14:30 20:00 in Paris). I will then explain how to describe their representations using subcrystals and how they can be translated into the framings of the quivers. In this talk, I will present a match between the large-N saddles of the correlation functions of determinants with semiclassical D-brane configurations in the dual theory, using a spectral curve construction. TheAttractor Flow Tree conjecture postulates that the BPS index $\Omega(\gamma,z)$ for given charge $\gamma$and moduli $z$ can be reconstructed from the`attractor indices $\Omega_*(\gamma_i)$ counting BPS states of charge $\gamma_i$ in their respective attractor chamber, by summing over all possible decompositions $\gamma=\sum_i \gamma_i$ and over decorated rooted flow trees. Elements of this Hilbert space can be thought of as local operators living in a (d-1)-dimensional spacetime. The latter approach allows to realize holomorphically and topologically twisted field theories directly as worldvolume theories in deformed supergravity backgrounds, and we make extensive use of this. What I wanted with my post was to point out that (in my view, again), you were selecting particular phrases that sounded negative, in what other wise were quite interesting exchanges among physicists. Abstract: Knizhnik-Zamolodchikov equation, originally found in the context of a two dimensional conformal field theory, has recently been found in the context of instanton counting, albeit with a significantly extended domain of allowed parameters (level, spins etc). Abstract: We will discuss how dualities of quantum field theories can be understood as analogous to Morita equivalences for algebras of various types. Title: Quantum duality and Morita theory for chiral algebras [online talk] To begin with, we'll discuss a few third-party libraries and their usage. He mentions that one basic problem with this is that there is no understanding of what happens in time-dependent backgrounds, so, in particular, this is useless for addressing the big bang, which is the one place people now point to as a possible connection to real world data. a proponent of string theory but also a well-known populariser of science, . Physically, flow treesprovide a mesoscopic representation of BPS states as nested multi-centered bound states of elementary constituents. @David Roberts: There are many references that discuss this from different perspectives. Title: Homological blocks and R-matrices This topic has been recently explored,from several differentperspectives,by Kontsevich-Soibelman and Doan-Rezchikov. The conference String-Math 2021 which was supposed to be held at IMPA, will be online due to the current pandemic. Symmetries, Horizons, and Black Hole Entropy [https://arxiv.org/abs/0705.3024] What video game is Charlie playing in Poker Face S01E07? Their definition involves subtle boundary conditions. you see Ed Witten, and then Shiraz Minwalla, basically agreeing with you. Others clearly feel differently and think this is of huge significance. But this procedure you adopted in this post, is not the best way of understanding science, or communicating it. The video answered some questions that I still had (e.g. Abstract: About 40 years ago J. Zinn-Justin formulated several conjectures about the perturbative expansion of the spectrum a quantum Hamiltonian (for the polynomial potential in 1 variable). It has a beautiful combinatorial structure as well as connections to statistical physics, integrable systems, and scattering amplitudes. I am currently reading Weinbergs book to fill some holes in my knowledge. Pyry Kuusela (University of Oxford) Nicolai Reshetikhin From this description, we propose a symmetry for the space of instantons on C^2 by an exceptional super Lie algebra called E(3|6). In my talk, I will discuss the following two examples. Thanks for contributing an answer to Stack Overflow! I could go on the whole night, but I believe, as most other string theorists do, there are more urgent or at least doable problems to solve now. ), one would at least expect that a well-behaved asymptotically perturbation series follows as one takes into account contributions from all the moduli parameters of Teichmller spaces of Riemann surfaces with higher genus and market points. The plumbing graphs with matter can be viewed as certain kinds of quiver diagrams for 3d N=2 theories. Exactly because of this. In 2019, S. Gukov and C. Manolescu initiated a program to mathematically construct via Dehn surgery, and as part of that they conjectured that the Melvin-Morton-Rozansky expansion of the colored Jones polynomials can be re-summed into a two-variable series for knot complements. But the time, the community (and the arXiv) takes care of these mistakes. While the community just spread out to other problems. Evaluator.js is a small, zero-dependency module for evaluating mathematical expressions. Maryna Viazovska was awarded with the Fields medal, https://www.fuw.edu.pl/faculty-of-physics-home.html, Hera guesthouse of the University of Warsaw (budget option), https://warsawgenomics.pl/en/sars-cov-2/koronawirus-rtpcr. And how I regret it, D-branes also Connect and share knowledge within a single location that is structured and easy to search. This is exactly the place where you should be using eval(), or you will have to loop through the string and generate the numbers. What sort of strategies would a medieval military use against a fantasy giant? All major operations, constants, and methods are supported. As has been the case for many years, it doesnt look like there will be anything significantly new on the age-old problems of getting fundamental physics out of a string theory. AP Computer Science A 2021-22. From the README: [Slides], Peter Spacek (TU Chemnitz) Finally, I will discuss some applications. 2. [Slides] [Video], David Jordan (University of Edinburgh) 4. Title: Quivers for 3-manifolds String-Math 2015, Hainan Island, China (December 31, 2015 - January 4, 2016; How to Quantize Gravity. Abstract: Since 2017, knots and symmetric quivers are known to be intimately related via BPS spectra. Matilde Marcolli To learn more, see our tips on writing great answers. [Slides] [Video], Dan Freed (University of Texas at Austin) [Slides], Pawe Ciosmak (IDEAS NCBiR) String Math Summer School. commutative) spacetime case is well-known to yield the Yang-Mills(-Higgs) theory, namely almost-commutative manifolds, has to be replaced by its fuzzy counterpart already the classical level. Reimundo Heluani Organizing Committee. Abstract: Recently there has been lots of activity surrounding generalized notions of symmetry in quantum field theory, including categorical symmetries, higher symmetries, noninvertible symmetries, etc. Of course, these are people. Organizing Committee:Henrique Bursztyn (IMPA)Reimundo Heluani (IMPA)Marcos Jardim (IMECC-UNICAMP)Gonalo Oliveira (UFF) Scientific Committee:Anton Alexeev (Universit de Genve)David Ben-Zvi (University of Texas)Alexander Braverman (Brown University)Ron Donagi (University of Pennsylvania)Giovanni Felder (ETH Zrich)Dan Freed (University of Texas)Edward Frenkel (University of California)Marco Gualtieri (University of Toronto)Nigel Hitchin (University of Oxford)Sheldon Katz (University of Illinois)Maxim Kontsevich (IHS)David Morrison (University of California)Andrei Okounkov (Columbia University)Vasily Pestun (IHS)Boris Pioline (Sorbonne Universit \u0026 CNRS)Nicolai Reshetikhin (University of California)Pedro Vieira (Perimeter Institute for Theoretical Physics)Katrin Wendland (Albert-Ludwigs-Universitt Freiburg)Edward Witten (Institute for Advanced Study)Shing-Tung Yau (Harvard University \u0026 The Chinese University of Hong Kong)Maxim Zabzine (Uppsala University)Steering Committee: Ron Donagi (University of Pennsylvania)Dan Freed (University of Texas at Austin)Nigel Hitchin (University of Oxford)Sheldon Katz (University of Illinois)Maxim Kontsevich (IHS)David Morrison (University of California)Hiroshi Ooguri (Caltech \u0026 IPMU)Boris Pioline (Universit Pierre et Marie Curie)Joerg Teschner (DESY)Edward Witten (Institute for Advanced Study)Shing-Tung Yau (Harvard University)Redes Sociais do IMPA: https://linktr.ee/impabrIMPA - Instituto de Matemtica Pura e Aplicada https://impa.br | http://impa.br/videos#stringmath2021 Os direitos sobre todo o material deste canal pertencem ao Instituto de Matemtica Pura e Aplicada, sendo vedada a utilizao total ou parcial do contedo sem autorizao prvia e por escrito do referido titular, salvo nas hipteses previstas na legislao vigente.The rights over all the material in this channel belong to the Instituto de Matemtica Pura e Aplicada, and it is forbidden to use all or part of it without prior written authorization from the above mentioned holder, except in the cases prescribed in the current legislation. Properties of the construction are explained both purely in the context of holomorphic field theory and also by engineering the holomorphic theory on the worldvolume of a D-brane. People interested in string theory/LQG religious warfare argue about the calculations in 3. and 4. Piotr Kucharski (University of Amsterdam) I agree with Felix. [Slides], Aranya Bhattacharya (IISc, Bangalore) It seems that no one in the string theory community dares to publicly breathe a word of skepticism. In particular, he discovered a hidden structure governed by Bernoulli numbers. [Slides] [Video], Davide Gaiotto (Perimeter Institute) IMPA, Rio de Janeiro, June 14 18, 2021 Turned into an online eventSpeaker: Si Li (Tsinghua University)Lecture title: Elliptic chiral homology and quantum master equationEvent page: http://bit.ly/stringmath2021Videos playlist: https://bit.ly/3v2lHlsThe series of String-Math conferences has developed into a central event on the interface between mathematics and physics related to string theory, quantum field theory and neighboring subjects.

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