Discover what quartiles are in statistics, how to calculate them, and see examples to help you interpret data more ...

This paper introduces four alternative representations of a set function: the Möbius transformation, the co-Möbius transformation, and the interactions between elements of any subset of a given set as ...

This function returns a character matrix containing the variable names for the SAS data set specified by libname and memname. The variable list is returned in alphabetic order.

Set theory, the mathematical study of collections of objects, forms a foundation for much of modern mathematics, while cardinal functions provide a means to quantify the sizes of these sets ...