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Open Neighborhood Seminar: From moments to matrices

SEMINARS, OPEN NEIGHBORHOOD

September 28, 2022      4:30 pm
Speaker: John Urschel - Harvard

Moments of a function give concrete information about the shape of the associated graph and have been thoroughly studied in a wide variety of fields. In this talk, we will...
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Incompleteness and infinity

OPEN NEIGHBORHOOD

September 14, 2022      4:30 pm
Speaker: W. Hugh Woodin - Harvard University

A natural speculation is that incompleteness is simply a by-product of infinity. Perhaps one can avoid incompleteness by simply restricting our mathematical scope to the finite. Do we lose anything...
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The mathematics of misinformation

SEMINARS, OPEN NEIGHBORHOOD

April 6, 2022      4:30 pm
Speaker: Noah Giansiracusa - Bentley

In this talk I'll gently survey various roles mathematics (often, but not always, in the form of machine learning) plays in our information ecosystem. I'll discuss the math behind YouTube's...
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Invariance, equivariance, and covariance

SEMINARS, OPEN NEIGHBORHOOD

March 23, 2022      4:30 pm
Speaker: Anna Seigal - Harvard University

These are three concepts that examine how quantities vary: invariance and equivariance, from mathematics, and covariance, from statistics. How do they relate to each other? We will see how groups...
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Counting shapes

SEMINARS, OPEN NEIGHBORHOOD

March 2, 2022      4:30 pm
Speaker: Dylan Wilson - Harvard

We will explore the fascinating history of counting shapes, starting with counting dots (you can have no dots or one dot or two dots...) and then moving on to counting...
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Lines in algebraic geometry

SEMINARS, OPEN NEIGHBORHOOD

February 16, 2022      4:30 pm
Speaker: Hannah Larson - Stanford

Suppose you write down a general polynomial in x, y, z and consider the surface of all points where it vanishes. What can you say about the family of lines...
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Making math on the margins

SEMINARS, OPEN NEIGHBORHOOD

February 2, 2022      4:30 pm
Speaker: Noam Elkies - Harvard

One way that mathematics grows is by finding new questions to study beyond the standard topics of serious mathematical research. We give three examples, ranging from the recreational (how many...
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Tales of random projections: where probability meets geometry

OPEN NEIGHBORHOOD

November 17, 2021      4:30 pm
Speaker: Kavita Ramanan - Brown University

In several areas of mathematics, including probability theory, asymptotic functional analysis, statistics and data science, one is interested in high-dimensional objects, such as measures, data or convex bodies. One common...
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The postgenomic era, as viewed by a mathematician

OPEN NEIGHBORHOOD

November 3, 2021      4:30 pm
Speaker: Ronen Mukamel - Harvard Medical School

Recent technological developments now allow for the accurate, high resolution measurement of millions of human genomes. I will describe some of the challenges and opportunities of this postgenomic era, and...
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