International Journal of Mathematics and Mathematical Sciences
Volume 32 (2002), Issue 8, Pages 501-506
doi:10.1155/S0161171202007408
Generalized derivation modulo the ideal of all compact operators
Salah Mecheri1
and Ahmed Bachir2
1Department of Mathematics, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia
2University of Mostaganem, Exacte Sciences Institute, BP 227, Mostaganem 27000, Algeria
Abstract
We give some results concerning the orthogonality of the range and the kernel of a generalized derivation modulo the ideal of all compact operators.