Articles by T.T. Yusuf (2)

Another Aspect of Duality in Linear Systems

T.T. Yusuf

Journal of Engineering and Applied Sciences 2 ( 5 ): 944 - 947 , 2007

An Optimal Profit Linear Programming Model for Business Call Centre�s Operators in Nigeria

T.T. Yusuf and E.O. Olowofeso

Research Journal of Applied Sciences 2 ( 1 ): 17 - 21 , 2007