The Langlands program and its connection to physics

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Discussion Overview

The discussion revolves around the Langlands program and its potential connections to physics, particularly in the context of quantum gravity and string theory. Participants explore the implications of the program within number theory and its geometric aspects.

Discussion Character

  • Exploratory
  • Debate/contested
  • Technical explanation

Main Points Raised

  • Some participants question whether the Langlands program has any known connections to physics, suggesting that while the geometric Langlands program may have some relevance, it is not recognized as part of the original Langlands program.
  • Others discuss the generalizations of number theory, such as twin primes and zeta functions, in the context of function fields, noting that the Geometric Langlands has been studied using string theory and related field theories.
  • There is a suggestion that the term "grand unification of mathematics" should not imply all of mathematics but rather specific areas, raising questions about the motivations behind the terminology.
  • Some participants reference Edward Frenkel's work, indicating that he describes the Langlands program as a Grand Unified Theory of mathematics, particularly in relation to quantum physics.
  • There is mention of Peter Woit's interest in the geometric Langlands program and his blogging about it, indicating ongoing discourse in the community.

Areas of Agreement / Disagreement

Participants express differing views on the connections between the Langlands program and physics, particularly regarding the relevance of the geometric Langlands program. There is no consensus on the implications of the term "grand unification of mathematics."

Contextual Notes

Participants highlight the need for clarity regarding the scope of the Langlands program and its components, as well as the potential limitations of interpretations drawn from popular sources like Wikipedia.

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On wikipedia, it says that the Langlands program is a kind of "grand unified theory of mathematics." Does this program have any known connections to physics and in particular, quantum gravity?
 
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I don't think the Langlands program itself has any known connections to any physics. Some of the geometric Langlands program may have, but Langlands wouldn't call the geometric Langlands part of his program.
 
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Among the generalizations of number theory, one can ask about twin primes, zeta functions, etc, in the context of "function fields", which are actually algebras of polynomials (the elements of these fields are expressions like (x^2 + x + 1)/(x-1)). The Langlands version of this, "Geometric Langlands", has been studied using string theory, and using field theories descended from string theory.

There are also places where string theory touches on more conventional number theory, e.g. see Rolf Schimmrigk's work on modular forms.
 
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It should also be pointed that "grand unification of mathematics" shouldn't be understood as all of mathematics, just some parts of it.
 
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martinbn said:
It should also be pointed that "grand unification of mathematics" shouldn't be understood as all of mathematics, just some parts of it.
Then why call it "grand unification"?
For the grant money perhaps? :oldbiggrin:
 
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MathematicalPhysicist said:
Then why call it "grand unification"?
For the grant money perhaps? :oldbiggrin:
It was from wikipedia. I'd say why read wikipedia for things like this?
 
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The term “Grand Unification of Mathematics” comes from a mathematician named Edward Frenkel, I believe. On his website:
Frenkel’s research is on the interface of mathematics and quantum physics, with an emphasis on the Langlands Program, which he describes as a Grand Unified Theory of mathematics.
 
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suremarc said:
The term “Grand Unification of Mathematics” comes from a mathematician named Edward Frenkel, I believe. On his website:
Well, he works on the gemetric Langlands program. Perhaps the question should be about the gemetric Langlands and physics.
 
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