Results 61 to 70 of about 83,878 (192)

Web-oriented software for solving linear programming problems by graphical method

open access: yesCTE Workshop Proceedings, 2015
The aim of work is to create web-oriented software for solving mathematical programming problems by graphical methods. Object of research is graphical methods for solving some mathematical programming problems.
E. V. Zaloyko, Yu. V. Tryus
doaj   +1 more source

Integrated Modeling Approach for Sustainable Land-Water-Food Nexus Management

open access: yesAgriculture, 2020
Population growth, rapid urbanization, changing diets, and economic development are among the major driving factors of increased demand for water, food and land. In this study, an integrated model was developed for managing land-water-food nexus. A water
Min Chen, Songhao Shang, Wei Li
doaj   +1 more source

Duality in Fractional Programming Involving Locally Arcwise Connected and Related Functions [PDF]

open access: yes
A nonlinear fractional programming problem is considered, where the functions involved are diferentiable with respect to an arc.Necessary and su±cient optimality conditions are obtained in terms of the right diferentials with respect to an arc of the ...
Emilio Cerdá   +3 more
core  

A linear fractional bilevel programming problem with multichoice parameters

open access: yesCroatian Operational Research Review, 2017
A bilevel programming problem (BLPP) is a hierarchical optimization problem where the constraint region of the upper level is implicitly determined by the lower level optimization problem.
Ritu Arora, Kavita Gupta
doaj   +1 more source

Efficiency and generalized concavity for multi-objective set-valued programming

open access: yesJournal of Numerical Analysis and Approximation Theory, 2003
The purpose of this paper is to give sufficient conditions of generalized concavity type for a local (weakly) efficient solution to be a global (weakly) efficient solution for a vector maximization set-valued programming problem.
Ş. Ţigan, I.M. Stancu-Minasian
doaj   +2 more sources

Fuzzy linear fractional programming problem using the lexicography method

open access: yesVojnotehnički Glasnik
Introduction/purpose: In solving real-life fractional programming problems, uncertainty and hesitation are often encountered due to various uncontrollable factors.
Sivakumar Karthick   +2 more
doaj   +1 more source

On a linear program for minimum-weight triangulation [PDF]

open access: yes, 2014
Minimum-weight triangulation (MWT) is NP-hard. It has a polynomial-time constant-factor approximation algorithm, and a variety of effective polynomial-time heuristics that, for many instances, can find the exact MWT.
Young, NE, Yousefi, A
core  

Branch and Bound Algorithm for a Discrete Multilevel Linear Fractional Programming Problem

open access: yesOperations Research and Decisions, 2018
An algorithm is proposed to find an integer solution for bilevel linear fractional programming problem with discrete variables. The method develops a cut that removes the integer solutions which are not bilevel feasible.
Ritu Arora, Kavita Gupta
doaj  

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