A remark on nonlinear cosine functions

Authors

Jerome A. Goldstein, Tulane UniversityFollow
Shinnosuke Ôharu, Tulane University

Publication Title

Semigroup Forum

Recommended Citation

Goldstein, J., & Ôharu, S. (1986). A remark on nonlinear cosine functions. Semigroup Forum, 34 (1), 359-366. https://doi.org/10.1007/BF02573173