Common Symbols Used in Set Theory. In computer applications are used. An equal sign is saying that whats on the left-hand side is the same amount as whats on the right-hand side.
A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object an action on mathematical objects a relation between mathematical objects or for structuring the other symbols that occur in a formula.
There are many symbols that you might not know the meaning of. As it is virtually impossible to list all the symbols ever used in mathematics only those symbols which occur often in mathematics or mathematics education are included. Math Symbols in Spanish. Every real number that is non-zero is either positive or negative and therefore has a sign.