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References
Aczél, J.,Lectures on Functional Equations and Their Applications, Academic, New York, 1966 (Original German Edition: Birkhäuser, Basel, 1961).
Barbu, V.,Nonlinear Semigroups and Differential Equations in Banach Spaces, Noordhoff, Leyden, 1976.
Bénilan, Ph., M. G. Crandall, and A. Pazy,Nonlinear Evolution Governed by Accretive Operators, to appear.
Brezis, H.,Operateurs Maximaux Monotones et Semi-Groupes de Contractions dans les Espaces de Hilbert, North Holland, Amsterdam, 1973.
Davies, E. B.,One Parameter Semigroups, Academic, London, 1980.
Goldstein, J. A.,Semigroups of Linear Operators and Applications, Oxford, New York, 1985.
Goldstein, J. A.,Semigroups of Nonlinear Operators and Applications, to appear.
Goldstein, J. A., S. Oharu, and A. Vogt,Affine semigroups on Banach spaces, to appear.
Nagel, R. (editor),One-Parameter Semigroups of Positive Operators, Lecture Notes in Math. No. 1184, Springer, Berlin, 1986.
Pazy, A.,Semigroups of Linear Operators and Applications to Partial Differential Equations, Springer, New York, 1983.
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Communicated by Rainer Nagel
Research partially supported by an NSF grant
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Goldstein, J.A., Ôharu, S. A remark on nonlinear cosine functions. Semigroup Forum 34, 359–366 (1986). https://doi.org/10.1007/BF02573173
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DOI: https://doi.org/10.1007/BF02573173