Wilfried Schmid | |
---|---|
Born | |
Nationality | German American |
Alma mater | University of California, Berkeley |
Scientific career | |
Fields | Mathematics |
Institutions | Harvard University Columbia University |
Doctoral advisor | Phillip Griffiths |
Doctoral students | Carlos Simpson |
Wilfried Schmid (born May 28, 1943) is a German-American mathematician who works in Hodge theory, representation theory, and automorphic forms. After graduating as valedictorian [1] of Princeton University's class of 1964, Schmid earned his Ph.D. at University of California, Berkeley in 1967 under the direction of Phillip Griffiths, and then taught at Berkeley and Columbia University, becoming a full professor at Columbia at age 27. In 1978, he moved to Harvard University, where he served as the Dwight Parker Robinson Professor of Mathematics until his retirement in 2019. [2]
Schmid's early work concerns the construction of discrete series representations of semi-simple Lie groups. Notable accomplishments here include a proof of the Langlands conjecture on the discrete series, along with a later proof (joint with Michael Atiyah) constructing all such discrete series representations on spaces of harmonic spinors. Schmid, along with his student Henryk Hecht, proved Blattner's conjecture in 1975. In the 1970s, he described the singularities of the Griffith's period map by applying Lie-theoretic methods to problems in algebraic geometry. [3]
Schmid has been very involved in K–12 mathematics education in his home state, and both nationally and internationally. His interest arose in 1999 after being disturbed by the experiences of his 2nd-grade daughter, Sabina, in her mathematics class. [4] He was heavily involved in the drafting of the Massachusetts Mathematics Curriculum Framework in 2000. Later, he served on the National Mathematics Advisory Panel of the U.S. Department of Education. [2] He has opposed new ways of teaching children that would neglect basic math skills. [5]
In 2012, he became a fellow of the American Mathematical Society [6] and in 2020 he was elected as a member of the U.S. National Academy of Sciences. [3]
Sir Andrew John Wiles is an English mathematician and a Royal Society Research Professor at the University of Oxford, specialising in number theory. He is best known for proving Fermat's Last Theorem, for which he was awarded the 2016 Abel Prize and the 2017 Copley Medal by the Royal Society. He was appointed Knight Commander of the Order of the British Empire in 2000, and in 2018, was appointed the first Regius Professor of Mathematics at Oxford. Wiles is also a 1997 MacArthur Fellow.
Sir Michael Francis Atiyah was a British-Lebanese mathematician specialising in geometry. His contributions include the Atiyah–Singer index theorem and co-founding topological K-theory. He was awarded the Fields Medal in 1966 and the Abel Prize in 2004.
Robert Phelan Langlands, is a Canadian mathematician. He is best known as the founder of the Langlands program, a vast web of conjectures and results connecting representation theory and automorphic forms to the study of Galois groups in number theory, for which he received the 2018 Abel Prize. He was an emeritus professor and occupied Albert Einstein's office at the Institute for Advanced Study in Princeton, until 2020 when he retired.
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In mathematics, Blattner's conjecture or Blattner's formula is a description of the discrete series representations of a general semisimple group G in terms of their restricted representations to a maximal compact subgroup K. It is named after Robert James Blattner, despite not being formulated as a conjecture by him.
In mathematics, a discrete series representation is an irreducible unitary representation of a locally compact topological group G that is a subrepresentation of the left regular representation of G on L²(G). In the Plancherel measure, such representations have positive measure. The name comes from the fact that they are exactly the representations that occur discretely in the decomposition of the regular representation.
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Robert James Blattner was a mathematics professor at UCLA working on harmonic analysis, representation theory, and geometric quantization, who introduced Blattner's conjecture. Born in Milwaukee, Blattner received his bachelor's degree from Harvard University in 1953 and his Ph.D. from the University of Chicago in 1957. He joined the UCLA mathematics department in 1957 and remained on the staff until his retirement as professor emeritus in 1992.
He was most widely known for a conjecture that he made, contained in the so-called Blattner formula, which suggested that a certain deep property of the discrete series of representations of a semi simple real Lie group was true. He made this conjecture in the mid 1960s. The discrete series, constructed by Harish-Chandra, which is basic to most central questions in harmonic analysis and arithmetic, was still very new and very difficult to penetrate. The conjecture was later proved and the solution was published in 1975 by Wilfried Schmid and Henryk Hecht by analytic methods, and later, in 1979 by Thomas Enright who used algebraic methods; both proofs were quite deep, giving an indication of the insight that led Blattner to this conjecture.
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Jerrold Bates Tunnell was a mathematician known for his work in number theory. He was an associate professor of mathematics at Rutgers University.
Laurent Clozel is a French mathematician and professor at Paris-Saclay University. His mathematical work is in the area of automorphic forms, including the Langlands program.
Kari Kaleva Vilonen is a Finnish mathematician, specializing in geometric representation theory. He is currently a professor at the University of Melbourne.
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