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Transactions of the American Mathematical Society

Published by the American Mathematical Society since 1900, Transactions of the American Mathematical Society is devoted to longer research articles in all areas of pure and applied mathematics.

ISSN 1088-6850 (online) ISSN 0002-9947 (print)

The 2020 MCQ for Transactions of the American Mathematical Society is 1.48.

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Hamiltonian systems in a neighborhood of a saddle point
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by Viorel Barbu PDF
Trans. Amer. Math. Soc. 245 (1978), 291-307 Request permission

Abstract:

The behavior of Hamiltonian differential systems associated with a concave convex function H in a Hilbert space is studied by variational methods. It is shown that under quite general conditions on the function H the system behaves in a neighborhood of a minimax saddle point of H much like as in the classical theory of ordinary differential systems. The results extend previous work of R. T. Rockafellar.
References
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  • —, Nonlinear semigroups and evolution equations in Banach spaces, Noordhoff,Groningen, Publishing House of Romanian Academy, 1976.
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  • R. Tyrrell Rockafellar, Generalized Hamiltonian equations for convex problems of Lagrange, Pacific J. Math. 33 (1970), 411–427. MR 276853, DOI 10.2140/pjm.1970.33.411
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  • R. T. Rockafellar, Monotone operators associated with saddle-functions and minimax problems, Nonlinear Functional Analysis (Proc. Sympos. Pure Math., Vol. XVIII, Part 1, Chicago, Ill., 1968) Amer. Math. Soc., Providence, R.I., 1970, pp. 241–250. MR 0285942
  • R. T. Rockafellar, Saddle points of Hamiltonian systems in convex problems of Lagrange, J. Optim. Theory Appl. 12 (1973), 367–390. MR 358516, DOI 10.1007/BF00940418
  • R. Tyrrell Rockafellar, Saddle points of Hamiltonian systems in convex Lagrange problems having a nonzero discount rate, J. Econom. Theory 12 (1976), no. 1, 71–113. Hamiltonian dynamics in economics. MR 475762, DOI 10.1016/0022-0531(76)90028-4
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Additional Information
  • © Copyright 1978 American Mathematical Society
  • Journal: Trans. Amer. Math. Soc. 245 (1978), 291-307
  • MSC: Primary 49A40; Secondary 34G99, 47H15
  • DOI: https://doi.org/10.1090/S0002-9947-1978-0511411-0
  • MathSciNet review: 511411