Collections, classes, sets
3482
What are the differences between class, set, family, and collection?
78326
Java, Collection constructor
71976
Is every element on a set also a set?
81406
Does every set have a group structure?
122271
A subset of a transitive set is transitive
19138
If every object in math can be reduced to sets, how are tuples explained via sets?
54497
Set Notation - Inclusion and Proper Inclusion
108922
Cardinality and infinite sets: naturals, integers, rationals, bijections
104898
Proper notation for distinct sets
109219
How do the sets $\emptyset\times B,\ A\ \times \emptyset, \ \emptyset \times \emptyset $ look like?
130156
Image of the union and intersection of sets.
10839
Problem in Cardinality and Order
4213
The set that only contains itself
14235
count vs length vs size in a collection
33117
Cyclic containment of sets
117658
A set with n elements has 2^n subsets
152249
Sorted collection in Java