{"id":583,"date":"2026-04-07T16:42:03","date_gmt":"2026-04-07T16:42:03","guid":{"rendered":"https:\/\/sites.rutgers.edu\/rngms\/?page_id=583"},"modified":"2026-04-07T16:42:03","modified_gmt":"2026-04-07T16:42:03","slug":"spring-2026-seminar-talks","status":"publish","type":"page","link":"https:\/\/sites.rutgers.edu\/rngms\/home\/spring-2026-seminar-talks\/","title":{"rendered":"Spring 2026 Seminar Talks"},"content":{"rendered":"

Spring 2026 Talks<\/strong><\/h2>\n

 <\/p>\n

Note:<\/em><\/strong> Schedule below lists upcoming Fall 2025 Thursdays. Please reach out if you would like to give a talk.<\/p>\n

 <\/p>\n

\n
Mon-Feb 2, 2026
\nIntroduction to Ramsey Theory: Bounds and Examples
\n<\/strong><\/div>\n
Seth Eisenberger<\/em><\/strong>
\nAbstract: <\/strong>Introduction to the definition of the Ramsey numbers for two-colorings of graphs, proof of Ramsey’s Theorem for two-colorings, proofs of R(3,3)=6 and R(3,4)=9, lower bound on R(k,k) using probabilistic method, statement of Ramsey’s Theorem for n-colorings.<\/p>\n
\n<\/div>\n<\/div>\n
Mon-Feb 9, 2026
\n(1+1)-dimensional TQFT and Frobenius algebras<\/strong><\/div>\n
Yikai Teng<\/em><\/strong>
\nAbstract: <\/strong>n this talk, we introduce the cobordism category, with a focus on 2-dimensional case. Moreover, we show that there is a weak equivalence between the 2d TQFTs and the Frobenius algebras.<\/p>\n
\n<\/div>\n
Mon-Feb 16, 2026<\/strong><\/div>\n
The seminar for this week will be cancelled due to conflict with the Department Colloquium. <\/strong><\/em>(https:\/\/sites.rutgers.edu\/mathematics-colloquium\/<\/a>) We provide the info of speaker and title below for convenience.<\/div>\n
Unblocking AI: Understanding and Overcoming Datacenter Network Bottlenecks in Distributed AI<\/strong>
\nSoudeh Ghorbani (Johns Hopkins)<\/strong><\/div>\n
\n
\n

Mon-Feb 23, 2026<\/strong><\/p>\n<\/div>\n

\n

The seminar for this week will be cancelled due to severe snowstorm.<\/strong><\/em><\/p>\n

\n<\/div>\n
\n
Mon-Mar 2, 2026<\/strong><\/div>\n
The seminar for this week will be cancelled due to conflict with the Department Colloquium <\/strong><\/em>(Distinguished Lectures in Topology, Geometry, and Physics<\/a>). We provide the info of speaker and title below for convenience.<\/div>\n<\/div>\n
Braids and monodromy in topological data analysis\u00a0<\/strong><\/div>\n
Erin Chambers (Notre Dame)<\/strong><\/div>\n
\n
\n

Mon-Mar 9, 2026<\/strong><\/p>\n<\/div>\n

\n
\n
Please Note: This seminar starts at 6:30 PM.<\/em>
\nSome function spaces
\n<\/strong><\/div>\n
Yang Zhang<\/em><\/strong>
\nAbstract: <\/strong>This is the first talk of introduction to PDEs. We begin from the definition of distribution and give the definition of Sobolev space.<\/div>\n
\n
\n<\/div>\n<\/div>\n<\/div>\n
\n
\n
Mon-Mar 16, 2026<\/strong><\/div>\n
\n
Spring Recess, No Talk<\/i><\/b><\/div>\n<\/div>\n<\/div>\n
\n
\n
\n
\n

Mon-Mar 23, 2026<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\n
\n
\n

Break Week<\/i><\/b><\/p>\n

\n

<\/i><\/b>Mon-Mar 30, 2026<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n

\n
The seminar for this week will be cancelled due to conflict with the Department Colloquium. <\/strong><\/em>(https:\/\/sites.rutgers.edu\/mathematics-colloquium\/<\/a>) We provide the info of speaker and title below for convenience.<\/div>\n
From complete Calabi-Yau metrics to optimal transportation, and back again<\/strong>
\nTristan Collins (Toronto)<\/strong><\/p>\n
\n

Starting from April 4, we will begin a one-month special session on homological algebra. See\u00a0Mini-course on Homological Algebra<\/a> for details.<\/strong><\/em><\/span><\/p>\n

Mon-Apr 6, 2026<\/strong><\/p>\n<\/div>\n<\/div>\n

\n
\n
Please Note: This seminar starts at 6:30 PM.<\/em>
\nExistence and regularity of weak solution
\n<\/strong><\/div>\n
Yang Zhang<\/em><\/strong>
\nAbstract: <\/strong>Continuing from the last time, we will give the important Sobolev inequality. After that we will give the definition of weak solutions and discuss the existence and regularity of them.<\/span><\/p>\n
\n

Mon-Apr 13, 2026<\/strong><\/p>\n<\/div>\n<\/div>\n

\n
Title:
\n<\/strong><\/div>\n
\n
Speaker: Vakul Raghavan<\/i><\/b>
\nAbstract:<\/strong><\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Spring 2026 Talks   Note: Schedule below lists upcoming Fall 2025 Thursdays. 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