PACS numbers

04.20.Fy Canonical formalism, Lagrangians, and variational principles
  1. A.A. Logunov, M.A. Mestvirishvili, V.A. Petrov “How were the Hilbert-Einstein equations discovered?Phys. Usp. 47 607–621 (2004)
    01.65.+g, 04.20.Cv, 04.20.Fy (all)
  2. A.D. Sakharov “Spectral density of eigenvalues of the wave equation and vacuum polarizationSov. Phys. Usp. 34 (5) 395–400 (1991)
    04.20.Fy, 04.50.+h, 98.80.Es (all)
  3. L.D. Faddeev “The energy problem in Einstein’s theory of gravitation (Dedicated to the memory of V. A. Fock)Sov. Phys. Usp. 25 130–142 (1982)
    04.20.Fy, 04.50.+h (all)
© 1918–2024 Uspekhi Fizicheskikh Nauk
Email: ufn@ufn.ru Editorial office contacts About the journal Terms and conditions