Maths > Set Theory > 2.0 Representation of set
Set Theory
1.0 Set
2.0 Representation of set
3.0 Types of set
4.0 Subsets
5.0 Theorems based on Subsets
6.0 Power set
7.0 Subsets of the Set $R$
8.0 Intervals as subsets of $R$
9.0 Universal set
10.0 Venn Diagrams and operation on sets
11.0 Laws of algebra of sets
12.0 Number of elements in sets
2.1 Standard symbols of special sets
$$N:\;Set\;of\;all\;natural\;numbers$$
$$Z:\;Set\;of\;all\;Integers$$
$$Q:\;Set\;of\;all\;rational\;numbers$$
$$R:\;Set\;of\;all\;real\;numbers\;\;$$
$${Z^ + }:\;Set\;of\;all\;positive\;Integers$$
$${Q^ + }:\;Set\;of\;all\;positive\;rational\;numbers$$
$${R^ + }:\;Set\;of\;all\;positive\;real\;numbers$$
$$C:\;Set\;of\;all\;complex\;numbers$$
