Peter Sarnak

  1. Title:
    DDC - Diophantine Problems: Applications of points on subvarieties of tori

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  2. Title:
    The algebraic and transcendental parts of the spectra of arithmetic manifolds

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  3. Title:
    Commutators in SL_2 and Markoff Surfaces

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  4. Title:
    Opening Remarks and History of the math talks

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  5. Title:
    Some More Gems

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