Abstract
A survey is given of investigations on the Markov problem of the arithmetic minima of indeterminate, binary, quadratic forms and on the Lagrange-Hurwitz problem of Diophantine approximations of irrational numbers by rational numbers.
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Translated from Zapiski Nauchnykh Seminarov Leningradskogo Otdeleniya Matematicheskogo Instituta im. V. A. Steklova AN SSSR, Vol. 67, pp. 5–38, 1977.
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Malyshev, A.V. Markov and Lagrange spectra (survey of the literature). J Math Sci 16, 767–788 (1981). https://doi.org/10.1007/BF01213889
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DOI: https://doi.org/10.1007/BF01213889