A decision-making approach of fuzzy cognitive maps using triangular fuzzy numbers under uncertainty

Mathematics is effective in everyday life and every period of human civilization. Advancements in science and technology still depend on Mathematics. No branch of knowledge is untouched by mathematics-economics, defence, space science, and recent nanotechnology. Mathematical logic has been used to analyze and solve problems in science and technology and fields such as political, social, economic, and psychological problems. A fuzzy set can be defined mathematically by assigning a value represent