sets¶
Basic abstract and concrete sets.
Classes

Cartesian product of a finite number of sets. 
Set of complex numbers. 

Set with no member elements (except 

A set that satisfies the field axioms. 


A set given by a finite number of elements. 
Set of integers. 

Set of real numbers. 

An abstract set. 


The intersection of several subsets. 

The union of several subsets. 

Set of fixedlength (unicode) strings. 
Set of all objects. 