because of the rain
it is a sign
the concept of the + sign. they also developed the concept of zero. and the+ sign
A more formal name is the strict inequality sign.
You sign off a formal letter by saying sincerely or very sincerely yours. You can also say truly yours or very truly yours.
A formal speech is also called an oration, address, or discourse.
Rhythm that does not follow formal patterns is called
If it was a casual note to a friend, she would sign "Jackie." For more formal correspondence, she would sign "Jacqueline Onassis."
The introduction to a formal document is called a preamble.
An example of a concept is called a prototype.
a reprimand
It is called the minus sign. - .
The infinity sign is called the lemniscate.