Set notation is used to help define the elements of a set. 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. The platformTypeplatformName is Hives variable notation where platformType is the namespace and platformName is the variable name.
When a king moves to a square you will see something like Ke5.
If any number is a solution to an equation or inequality as in x² 0 then we write ℝ in set notation all real numbers or in interval notation. If any number is a solution to an equation or inequality as in x² 0 then we write ℝ in set notation all real numbers or in interval notation. The image below shows the common notation for conditional probability. Common Symbols Used in Set Theory Symbols save time and space when writing.