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Dive into the research topics where Ilker Birbil is active.

Publication


Featured researches published by Ilker Birbil.


Econometric Institute Research Papers | 2004

A Deterministic Inventory/Production Model with General Inventory Cost Rate Function and Concave Production Costs

Ilker Birbil; Hans Frenk; Pelin Bayindir

We present a thorough analysis of the economic order quantity model with shortages under a general inventory cost rate function and concave production costs. By using some standard results from convex analysis, we show that the model exhibits a composite concave-convex structure. Consequently, an effective solution procedure, particularly useful for an approximation scheme, is proposed. A computational study is appended to illustrate the performance of the proposed solution procedure.


Econometric Institute Research Papers | 2002

Entropic regularization approach for mathematical programs with equilibrium constraints

Ilker Birbil; Shu-Cherng Fang; Jiye Han


Report / Econometric Institute, Erasmus University Rotterdam | 2004

Generalized Fractional Programming with User Interaction

Ilker Birbil; Hans Frenk; Shuzhong Zhang


ERIM Report Series Research in Management | 2002

On the Finite Termination of An Entropy Function Based Smoothing Newton Method for Vertical Linear Complementarity Problems

Ilker Birbil; Shu-Cherng Fang; J. Han


Report / Econometric Institute, Erasmus University Rotterdam | 2004

A Multi-Item Inventory Model With Joint Setup And Concave Production Costs

Pelin Bayindir; Ilker Birbil; Hans Frenk


ERIM report series research in management Erasmus Research Institute of Management | 2007

Application of a General Risk Management Model to Portfolio Optimization Problems with Elliptical Distributed Returns for Risk Neutral and Risk Averse Decision Makers

B. Kaynar; Ilker Birbil; Hans Frenk


ERIM report series research in management Erasmus Research Institute of Management | 2006

An Integrated Approach to Single-Leg Airline Revenue Management: The Role of Robust Optimization

Ilker Birbil; Hans Frenk; Joaquim Gromicho; Shuzhong Zhang


Report / Econometric Institute, Erasmus University Rotterdam | 2005

An elementary proof of the Fritz-John and Karush-Kuhn-Tucker conditions in nonlinear programming

Ilker Birbil; Hans Frenk; Georg Still


ERIM report series research in management Erasmus Research Institute of Management | 2005

An Elementary Proof of the Fritz-John and Karush-Kuhn-Tucker Conditions in Nonlinear Programming

Ilker Birbil; Hans Frenk; Georg Still


Report / Econometric Institute, Erasmus University Rotterdam | 2003

Equilibrium Constrained Optimization Problems

Ilker Birbil; G. Bouza; Hans Frenk; Georg Still

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Dive into the Ilker Birbil's collaboration.

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Hans Frenk

Erasmus University Rotterdam

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Pelin Bayindir

Erasmus University Rotterdam

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Shu-Cherng Fang

North Carolina State University

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B. Kaynar

Erasmus University Rotterdam

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J. Han

Erasmus University Rotterdam

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Jiye Han

Chinese Academy of Sciences

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G. Bouza

University of Havana

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