A mother of a student at Lenape Middle School in Pennsylvania called a math worksheet that her some son took home racist. The worksheet featured the image of a Black man in a straw hat, shirt and ...

Yager's q-rung orthopair fuzzy set (q-ROFS) is a powerful tool to handle uncertainty and vagueness in real life. It expands the spatial scope of membership and nonmembership, and therefore has a wider ...