The general picture is nicely illustrated by the Borel The String Math series of conferences have become an important eventfor anyone working at the interface between mathematics and theoretical physics (string theory, quantum field theory and adjacent topics), bringing together an interdisciplinary cohort of pure mathematicians and theoretical physicists. It also gives one a feeling for how Arkani-Hamed works through problems. Other than that, I'd use eval in this case. Off topic, but the European congress of Mathematics has finished up. Nov 22-26, 2021: Higher structures in geometry and physics, Chern Institute of Mathematics, Nankai University 9. [Slides], Muyang Liu (Uppsala University) [Slides] [Video], Rajesh Gopakumar (ICTS, Bangalore) The talk is based on work in collaboration with Davide Gaiotto. 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. Adrian, 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). 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. String Math 2021 - Si Li (Tsinghua University) 848 views Jun 15, 2021 27 Dislike Share Instituto de Matemtica Pura e Aplicada 100K subscribers It fully encodes the geometry, and a simple algorithm allows access to the structure of nested singularities, which corresponds physically to a generalized Higgs mechanism. Thanks for allowing my last comment. Only if the string comes from a trusted source. from 9:30 15:00 in So Paulo (8:30 14:00 in NY, 14:30 20:00 in Paris). The CY manifolds admitting supersymmetric flux vacua can be associated to elliptic, Hilbert, or Bianchi modular forms, depending on the field the complex structure moduli of the CY take values in. Lakshya Bhardwaj (University of Oxford) Abstract: It has been found, originally in the context of black hole thermodynamics, that the concept of entropy is better-defined in the presence of gravity than in ordinary quantum field theory without gravity. He discusses the swampland philosophy, but gives as a challenge to theorists just making more precise the sort of empty question that this philosophy deals in (he asks whether D=9 SU(2021) to the power 2021 is in the swampland). 2013 Nov. Osaka City University, Japan. The corresponding Gopakumar-Vafa invariants provide a discrete refinement of the invariants associated to the smooth deformation. 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. The plumbing graphs with matter can be viewed as certain kinds of quiver diagrams for 3d N=2 theories. (With exception of a group of very few dedicated researches, to whom I sincerely keep my deep respects.) Biogram (in Polish): Maryna Viazovska urodzia si, uczya i studiowaa w Kijowie w Ukrainie. String Math Summer School. Title: Automorphic Spectra and the Conformal Bootstrap In particular, i can not find a derivation of any black hole entropy from first principles in quantum gravity outside of string theory. Sat 3 Apr 2021 12.00 EDT Last modified on Tue 6 Apr 2021 09.54 EDT. Sakura Schafer-Nameki All, I do not know if outreach sessions like the ones we witnessed in this Strings-conference are the best idea. https://arxiv.org/pdf/0809.0305.pdf, Already at p.1 one reads, The Problem: According to textbooks, the passage from classical mechanics to quantum mechanics is made by replacing Poisson brackets with commutators. We have a lunch on the 4th floor of Physics South before the seminar. These operators are interesting for several reasons: Goodbye eval()! you see Ed Witten, and then Shiraz Minwalla, basically agreeing with you. To address this issue, we use the fusion-matrix bootstrap, which is recently developed in the context of the light-cone bootstrap. Is it possible to create a concave light? where the dualisable dimensions are fibred over a `spectator base). Title: Towards F-theory MSSMs Progress in D=4, N=2 Field Theory, Strings-Math 2012, Bonn, July 2012 Powerpoint presentation here . Adrian Langer Do I need a thermal expansion tank if I already have a pressure tank? How do I make the first letter of a string uppercase in JavaScript? This gives the symmetry algebra action on the categorifiedDT. If you want to be added to the seminar mailing list, use this link https . Strings 2022 Summary Talk. 4. a proponent of string theory but also a well-known populariser of science, . Workshop on Algebraic Geometry and Machine Learning, Tsinghua Sanya International Mathematics Forum, January 2021. At the hand of several examples I will illustrate that this phenomenon is generic and that most Calabi-Yau threefolds admit such degenerations and a corresponding refinement of the invariants. Abstract: We will discuss how dualities of quantum field theories can be understood as analogous to Morita equivalences for algebras of various types. Abstract: The sphere packing problem is a very natural geometric question and it has a long and exciting history. Their scaling dimensions are related to the Laplacian eigenvalues on the manifold. 4. Whats really bizarre about the current situation is that string theory has completely decoupled from any well-defined proposal for an actual 3+1 d unified theory of gravity and the SM, while at the same time its proponents claim it is the only game in town. I dont think I was misrepresenting those at all. We provide new the structure that allows this, whose quantisation turns out to be lead to a multimatrix ensemble. They are exactly solvable in terms of Whittaker functions. StringStringfinal . You are possibly right its now pointless to debate those issues. Jackiw-Teitelboim/PeterH, 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). CEIs should be thought of as a precise realization of the general idea, due to Kontsevich, that the category of open strings (plus data of the splitting) determine closed string invariants. 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. Please, do appreciate that negative comments like yours distort the ideas the general public (or even physicists in other areas) have about String Theory, or Theoretical Physics in general. Title: Revisiting Heterotic ALE Instantons: F-theory, 2-groups, and T-duality Pawe Caputa You can sanitize the string with a regex first to be safe: If you wanted another method, you'd have to use a pure Javascript implementation of the exact thing eval is going to do. Please, watch the discussions (there were many) and appreciate that these were honest discussion. The match can be extended to saddles which appear in non-trivial Coulomb branch vacua. IMPA, Rio de Janeiro, June 14 - 18, 2021- Turned into an online eventSpeaker: Simon Donaldson (Imperial College)Lecture title: Calibrated geometry and gauge . 1 Let n be a natural number, n3. Yes, I was ignoring some other things they had to say, for example, Arkani-Hameds Rio de Janeiro, June 18th, 2021. Abstract: I will review the Cohomological Hall algebra associated to a quiver and an oriented cohomology theory. I am not a fan of string theory. https://8ecm.si/prizes, Ashoke Sen has computed the logarithmic corrections to the Bekenstein-Hawking entropy of various standard black hole solutions in this paper. [Slides], Kasia Budzik (Perimeter Institute) Title: Integrability check for open quantum systems in Krylov Space I will describe how to bootstrap these perturbative corrections without computing actual Feynman integralsand present some preliminary results for pure N=1 gauge theory. 8. Abstract:We discuss abelian 3d N=2 theories T[,U(1)] engineered by plumbing manifolds . 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). I will present recent progress in this direction in the simplest case of local $P^2$, and argue that its global BPS spectrum and flow tree structure can be deduced from a scattering diagram with simple initial data. This feature could come in handy in projects where we want to evaluate math expressions provided in string format. TheamplituhedronAn,k,m(Z)is the image of the positive Grassmannian Grk,n0under a positive linear mapRnRk+m. Finally, we will discuss one recent example (joint with Justin Hilburn) that can be completely understood mathematically: abelian 3d mirror symmetry. The whole tone of the discussion was pretty depressing. Richard Thomas The unitary equivalence relation implies a duality between the modular flow and time evolution. All major operations, constants, and methods are supported. 10. 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. [Slides], Sam Gunningham (Montana State University) So I wrote that list as both an act of rebellion nevertheless also of relive: I dont think one needs to wait for Plancks law to clean up our field through funerals in this century anymore & heres the right point for me to close: Its time for new ideas and we are going to find them. Ill explain this phenomenon, and propose a new effective algorithm for the calculation of the spectrum which is not based on quantum algebra at all (joint work in progress with A. Soibelman). Studiowaa na uniwersytecie im. Little string theories also possess T-duality as well as higher form- and group symmetries. Also I explain what is the dimension for a mathematician and why it is an extremely useful concept for everyone. Fall 2021. Title: q-series for so(3) and osp(1|2) In my view, this anxiety to communicate to the public the latest developments is a sign of certain immaturity. Correlation functions in the worldsheet theory on AdS_3 are shown to agree with those of the dual CFT_2, with both being given in terms of branched covers. How is the idea that particles are irreducible representations of the Poincar group work in the context of quasiparticles in condensed matter physics, where the underlying system background is generally not symmetric under Poincar transformations (e.g. I am currently reading Weinbergs book to fill some holes in my knowledge. Result is the same as without the 'new'. 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. What does "use strict" do in JavaScript, and what is the reasoning behind it? [Slides], Aranya Bhattacharya (IISc, Bangalore) Physics Meets AI, LMU Munich, September 2020. (videos of the talks at the bottom). The video answered some questions that I still had (e.g. The qubit example is a bit unfair since in some sense its the quantization of the sphere, although this sphere is not a classical limit of the quantum theory (and sphere isnt a cotangent bundle of some configuration space). Additionally, Evaluator.js intelligently reports invalid syntax, such as a misused operator, missing operand, or mismatched parentheses. In particular, he discovered a hidden structure governed by Bernoulli numbers. Sorry, but deleted various attempts to carry on the experimentalist vs. theorist mudfight of Ellis_AND_Wooster/Andr. [Video], Hulya Arguz (IST Austria) String-Math 2015, Hainan Island, China (December 31, 2015 - January 4, 2016; How to Quantize Gravity. I think a better service to the public would be made by discussing things that are well established, rather that the permanent focus on what is coming/the future etc. Over-claim? I will then explain how to describe their representations using subcrystals and how they can be translated into the framings of the quivers. How do I replace all occurrences of a string in JavaScript? Odbya stae podoktorskie na uniwersytecie Humboldta w Berlinie oraz uniwersytecie w Princeton w USA, a nastpnie zostaa profesorem w cole Polytechnique Fdrale de Lausanne (EPFL) w Szwajcarii, gdzie od 2018 roku kieruje Katedr Teorii Liczb. Abstract: By studying M-theory on singular non-compact special holonomy spaces X we demonstrate, via a process of cutting and gluing of singularities that extend to the boundary of X, the appearance of 0-form, 1-form and 2-group symmetries in the resulting supersymmetric quantum field theory. In this talk I will present how these two threads of research can be combined and what comes as a reward. I will also discuss a second application, a new definition of FJRW invariants in the presence of an arbitrary symmetry group. Share. 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.