Fikadu Tesgera Tolasa

An Integrated Fuzzy Min-Max Goal Programming Approach to Risk-Aware Portfolio Optimization

Background Stock market investment is sometimes perceived as being dependent on luck, particularly when investors are unfamiliar with systematic investment strategies. However, mathematical models can provide a structured approach to stock selection and portfolio optimization. In...

Solving Bi-objective Interval Assignment Problem using Trisectional Fuzzy Trapezoidal Approach

Background The conventional Assignment Problem (AP) may no longer be sufficient to handle real-world problems as they get more multifaceted and incorporate numerous, frequently conflicting objectives. In response, the Bi-Objective Assignment Problem (BOAP) provides an extended op...