References
- B. Ebanks, Around the sine addition law and d’Alembert’s equation on semigroups, Results Math. 77 (2022), no. 1, Paper No. 11, 14 pp.
- G. Glaeser, Dérivation des algèbres commutatives, C. R. Acad. Sci. Paris 233 (1951), 1550–1552.
- H. Stetkær, Functional Equations on Groups, World Scientific Publishing Co. Pte. Ltd., Hackensack, NJ, 2013.
- L. Zalcman, Derivation pairs on algebras of analytic functions, J. Functional Analysis 5 (1970), 329–333.