ON POWER SERIES EXPANSIONS OF COMPLEX MATRIX FUNCTIONS
Department of Mathematics, Faculty of Science, Sohag University, Sohag 82524, Egypt.
MOHAMED ABUL-DAHAB *
Department of Mathematics, Faculty of Science, South Valley University, Qena 83523, Egypt.
*Author to whom correspondence should be addressed.
In this paper, we dene and study Taylor series and Laurent series representations for functions of single complex atrix and for functions of several square commutative complex matrices
Keywords: Power series, several complex variables, matrix functional calculus