Duality results and a dual simplex method for linear programming problems with trapezoidal fuzzy variables.
N. Mahdavi-AmiriS. H. NasseriPublished in: Fuzzy Sets Syst. (2007)
Keyphrases
- simplex method
- linear programming problems
- fuzzy variable
- linear programming
- primal dual
- linear program
- membership functions
- simplex algorithm
- fuzzy numbers
- random variables
- interior point methods
- column generation
- fuzzy sets
- feasible solution
- semidefinite programming
- convergence rate
- objective function
- np hard
- convex optimization
- approximation algorithms
- optimal solution
- fuzzy rules
- multiple objectives
- special case