World Congress on Engineering (WCE 2011), London, Canada, 6 - 08 July 2011, pp.1116-1121
Customers can easily change their GSM operator after accepting the legal regulation on moving the number to the new operator in Turkey. In this study, fuzzy analytic network process (FANP) is used to rank for three Global Systems for Mobile Communications (GSM) operators. Five main criteria are described and also sub-criteria are determined. Because of the pairwise comparisons is linguistic expression, FANP method is preferred to rank the GSM operators in Turkey.