MULTIPLE ATTRIBUTE GROUP DECISION MAKING PROBLEMS BY USING OPERATOR THE INDUCED VAGUE ORDERED WEIGHTED AVERAGING (IVOWA) APPEAR FOR VAGUE SETS WITH NEW DEVELOPED ALGORITHM

Prof. A. N. Mohamad, Department of Mathematics and Modeling, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia
Gebrehiwot, Department of mathematics, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia
Masresha Goshu, M. Sc. Student, Debre Berhan University, Ethiopia

APPLICABILITY PROPERTIES OF EIGENVALUES AND EIGENVECTORS IN CLASSICAL MATRICES – RELATEVELY ALLOW IN FUZZY MATRICES

Prof. A. N. Mohamad, Department of Mathematics and Modeling, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia
Gebrehiwot, Department of mathematics, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia
Beharu Getachew, M.Sc. (Algebra) Student, Department of Mathematics, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia

A NEW TECHNIQUE APPLIES FOR SOLVING FUZZY TRANSPORTATION PROBLEM USING HEXAGON NUMBER WITH ALPHA CUT RANKING TECHNIQUE

Prof. A. N. Mohamad, Department of Mathematics and Modeling, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia
Zebider Ayenew, Department of Mathematics, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia
Tekalign Regasa, Department of mathematics, College of Natural & Computational Sciences, Debre Berhan University, Ethiopia

OPTIMUM PROCESS PARAMETERS FOR FRICTION STIR PROCRSSING BY USING TAGUCHI TECHNIQUE

V. Mallikarjuna, Assistant Professor, Department of Mechanical Engineering, Annamacharya Institute of Technology & Science, Rajampet, A.P., India
Dr. B. James Prasad Rao, Professor, Mechanical Engineering Department, SMICH, Deshmukh (V), Abdullahpurmet (M), Hyderabad, Telangana State, India
L. Sreenivasa Rao, Assistant Professor, Department of Mechanical Engineering, Joginapally BR Engineering College, Yenkapally (V), Moinabad (M), R.R(dist), Hyderabad, India