@article{paperid:1034507, author = {Noori Skandari, Mohammad Hadi and Vahidian Kamyad, Ali and Erfanian, Hamid Reza}, title = {A New Practical Generalized Derivative for Nonsmooth Functions}, journal = {The Electronic Journal of Mathematics and Technology}, year = {2013}, volume = {7}, number = {1}, month = {January}, issn = {1933-2823}, keywords = {Nonsmooth functions; Generalized derivative; Optimization; Linear programming.}, }