Volume 7 , Issue 1 , January 2004 , Pages 31-35
Younis A. Al-Doori 1 ; Najmaddin H. Ghareeb 1
1 College of Science, University of Sulaimani
It is introCuced, here, and defined a rneasure of accuracy of approxirnation, of a function by another.
Few examples are presented to illustrate its usage.