The right square bracket symbol is used in combination with the left square bracket symbol to group the contents of a matrix together. It is also used in computing to represent the end of an array. For example, the right square bracket is used in the expression below to represent the end of the matrix.
Below are various computer formats for the right square braket symbol.
Symbol  Format  Data 

]  Unicode 

TeX 


SVG 
In math, a matrix is a function that maps between two vector spaces. A matrix can also be thought of as a shorthand way to write a system of linear equations.
An array is a computer programming construct for storing contiguous data. The data can be accessed through indexing the array with the location of each element.