Literature Cited
E. Hopf, J. Math. Mech.,12, No. 5, 683–692; No. 6, 886–892 (1963).
A. Ostrowski, Math. Ann.,150, 276–284 (1963).
P. P. Zabreiko, M. A. Krasnosel'skii, and Yu. V. Pokornyi, Funkts. Anal. Ego Prilozhen.,5, No. 4, 9–17 (1971).
M. A. Krasnosel'skii and A. V. Sobolev, Zh. Vychisl. Mat. Mat. Fiz.,23, No. 11, 222–229 (1983).
Additional information
Institute for Control Problems, Academy of Sciences of the USSR. Voronezh State University. Translated from Funktsional'nyi Analiz i Ego Prilozheniya, Vol. 18, No. 3, pp. 82–83, July–September, 1984.
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Krasnosel'skii, M.A., Lifshits, E.A. Sharp linear operators. Funct Anal Its Appl 18, 251–253 (1984). https://doi.org/10.1007/BF01086169
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DOI: https://doi.org/10.1007/BF01086169