| Article ID: | iaor1989726 |
| Country: | India |
| Volume: | 10 |
| Issue: | 1 |
| Start Page Number: | 81 |
| End Page Number: | 96 |
| Publication Date: | Jan 1989 |
| Journal: | Journal of Information & Optimization Sciences |
| Authors: | Ward Doug |
| Keywords: | optimization |
Recent research in nonsmooth analysis has produced a calculus for generalized directional derivatives and subgradients of nondifferentiable functions. In this paper, a chain rule is added to this calculus and applied in the derivation of necessary optimality conditions for an abstract mathematical program.