issue 2 publication date 2011-01-01

• Some notes on the existence of an inequality in Banach algebra
• Module contractibility for semigroup algebras
• A goal programming procedure for ranking decision making units in DEA
• A numerical approach for solving a nonlinear inverse diusion problem by Tikhonov regularization
• A method for solving fully fuzzy linear system
• Positive solution for boundary value problem of fractional dierential equation
• An approach for simultaneously determining the optimal trajectory and control of a cancerous model
• Numerical solution of Hammerstein Fredholm and Volterra integral equations of the second kind using block pulse functions and collocation method
• A three-step method based on Simpson's 3/8 rule for solving system of nonlinear Volterra integral equations