Rubel L. A. Derivation pairs on the holomorphic functions // Funkcial. Ekvac. – 1967. – №10. – P. 225227.
Nandakumar N. R. A note on derivation pairs // Amer. Math. Soc. – 1969. – 21. – P.535-539.
Zalcman L. Derivation pairs on algebras of analytic functions // J. Func. Anal. – 1967. – №5. – P. 329-333.
Kannappan Pl., Nandakumar N.R. On a cosine functional equation for operators on the algebra of analytic functions in a domain // Aeq. Math. – 2001. – 61. – №3. – P.233-238.
Kannappan Pl. Functional equations and inequalities with applications, Springer, New York, 2009.
Nandakumar N.R. A note on the functional equation M(fg) = M(f)M(g) + L(f)L(g) on H(G) // Rend. Sem. Fac. Sci. Univ. Cagliari. – 1998. – 68. – P.13-17.
Linchuk Yu.S. The generalized Rubel equation // Nauk. Visn. Chernivets’kogo Univ. – 2011. – 1. – №4. – P.88-90.
Linchuk Yu.S. On a generalization of Rubel’s equation // Int. J. Math. Anal. – 2015. – 9. – №5. – P.231-236.
Linchuk S.S., Linchuk Yu.S. On generalized Rubel’s equation // Aequat. Math. – 2017. – 91. – №3. – P.537-545.
Linchuk Yu.S. Operator generalization of one Rubel’s result // Ukr. Math. J. – 2012. – 63. – №12. – P.1945-1952.
Linchuk Yu.S. On Rubel’s problem in the class of linear operators on the space of analytic functions // Complex Anal. Oper. Theory. – 2014. – 8. – №8. – P.1741-1745.
Linchuk Yu. S. On Rubel type operator equations on the space of analytic functions // To appear in Rend. del Circ. Mat. di Palermo, Series 2.
Linchuk Yu. S. On a generalized Rubel’s operator equation // Miskolc math. notes. – 2016. – 17 . – № 2. – P. 925–930
König H., Milman V. An operator equation generalizing the Leibniz rule for the second derivative // Geometric aspects of functional analysis. Lecture Notes in Math., 2050, Springer, Heidelberg. – 2012. – 279-299.
- ACS Style
- Linchuk , Y.S. On a generalization of Leibnitz’s rule for the second-order derivative on the case of functionals. Bukovinian Mathematical Journal. 2018, 5
- AMA Style
- Linchuk YS. On a generalization of Leibnitz’s rule for the second-order derivative on the case of functionals. Bukovinian Mathematical Journal. 2018; 5(3-4).
- Chicago/Turabian Style
- Yurii Stepanovych Linchuk . 2018. "On a generalization of Leibnitz’s rule for the second-order derivative on the case of functionals". Bukovinian Mathematical Journal. 5 no. 3-4.