A set can be anything. {1, 2, 3} is a set of the first 3 counting numbers. It's also the first three positive integers. The the set of the smallest positive whole numbers.
{1,2,3,4,5....}
46781
A_{x\x are set of days in a week}
set of real number....
Set examples.
describing of one object
I am a kid, so I might not nail it, but some examples are the dragon curve and julia set.
The set of positive numbers, the set of negative numbers are two examples. Any subsets of these will also not be closed.
*Set Designer
When you get a lighter and some paper then you set the paper on fire.
Pta nahi
The lasting impact of George Washington is that he legitimized the United States presidency and set precedents that remain today, such as the presidential veto and two-term limit (which later became law).