MATHEMATICAL PICTURE LANGUAGE
October 26, 2021 9:30 amThe heart of modern machine learning (ML) is the approximation of high-dimensional functions. Traditional approaches, such as approximation by piecewise polynomials, wavelets, or other linear combinations of fixed basis functions,...
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HARVARD-MIT ALGEBRAIC GEOMETRY
October 26, 2021 3:00 pmThe double ramification cycle -- roughly speaking, the cycle of curves admitting a rational function with prescribed ramification profile -- is an algebraic cycle in the moduli space of curves,...
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CMSA EVENTS
October 22, 2021 10:30 am*Note special time* ----- Subscribe to Harvard CMSA seminar videos (more to be uploaded): https://www.youtube.com/channel/UCBmPO-OK1sa8T1oX_9aVhAg/playlists https://www.youtube.com/channel/UCM06KiUOw1vRrmvD8U274Ww https://harvard.zoom.us/j/977347126 Password: cmsa
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CMSA EVENTS
October 21, 2021 9:00 amThe Liouville conformal field theory is a well-known beautiful quantum field theory in physics describing random surfaces. Only recently a mathematical approach based on a well-defined path integral to this...
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ALGEBRAIC DYNAMICS
October 21, 2021 4:00 pmAbout 10 years ago, Xinyi Yuan and Shouwu Zhang proved that if two holomorphic maps f and g on P^N have the same sets of preperiodic points (or if the...
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CMSA EVENTS
October 21, 2021 1:30 pmI will give a pedagogical review of the connection between electric-magnetic duality and the Geometric Langlands duality. *Note special time* ----- Subscribe to Harvard CMSA seminar videos (more to be...
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CMSA EVENTS
October 20, 2021 9:30 amI will give a survey of the program of categorification for quantum groups, some of its recent development and applications to representation theory. Zoom link: https://harvard.zoom.us/j/95767170359 (Password: cmsa)
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NUMBER THEORY
October 20, 2021 3:00 pmI will give a finite-time algorithm that, on input (g,K,S) with g > 0, K a totally real number field of odd degree, and S a finite set of places...
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CMSA EVENTS
October 19, 2021 9:30 amThe Ising model, introduced in 1920, is one of the most well-studied models in statistical mechanics. It is known to undergo a phase transition at critical temperature, and has attracted considerable interest...
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CMSA EVENTS
October 14, 2021 9:00 amIn multi-agent systems the complex interaction of fixed incentives can lead agents to outcomes that are poor (inefficient) not only for the group but also for each individual agent. Price...
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