The symbol that represents change is delta. (It looks like a little triangle before the unit)
..../\.....
../....\.....
/____\....
Chat with our AI personalities
a variable
Delta - Its the fourth letter of the Greek alphabet, and it is often used in mathematical expressions to represent the change (i.e. the delta) that occurs to a value.
It is an algebraic variable.
To express the idea of infinity.
It is called a variable.