: Most commonly a single vertical line, sometimes with a serif at the top or a small bar at the base.
In many cultures and contexts, 1 represents the start, the individual, or the winner. Number 1
If you're looking for a simple way to remember how to write it: : Most commonly a single vertical line, sometimes
: Anything multiplied by 1 stays exactly the same ( ), making it the multiplicative identity . 1 represents the start