| Natural Number
| 
|
Fractional Number
(Positive Rational Number)
| 
|
Integer
(Positive & Negative Natural Number)
| 
|
Rational Number
(Positive & Negative Fractional Number)
| 
|
Real Number
(Completion of Rational Number)
| 
|
Complex Number
(Operation of Rotation and Multiple
for plane vector)
| 
|
