This article deals with the determination and comparison of different types of functions of the type-2 interval of fuzzy logic. using a case study on the international financial market. The model is demonstrated on the time series of the leading stock index DJIA of the US market. Type-2 Fuzzy Logic membership features are able to include additional uncertainty resulting from unclear. https://parisnaturalfoodes.shop/product-category/ultra-sleek-body-lotion/