MathML Operators

  • MathML <mo> element is used to specify an operator on a web page.
  • It can specify any type of operator. For Example : =, +, ? and even parentheses and commas.


  • Let's take an expression to deploy an operator.
    • 3 x - 2y

Sample Code

<math xmlns='' display='block' >  

Note : Traditional typography differentiates hyphens from minus signs, which are longer.

 Operators Entity

Operator Entities

  • Operator entities are used to represent special symbols like minus signs, less than, greater than etc.
  • The operator entities are generally used as the content of an element:
Index Symbol Entity Hex Description
1 ? Subtraction
2 * × × Multiplication
3 / ÷ ÷ Division
4 Not equal
5 Approximately equal
6 < < < Less than
7 Less than or equal
8 > > > Greater than
9 Greater than or equal
10 ± ± ± Plus or minus


  • See this equation: 5 x - 4 y ? 0

Equivalent Code

<math xmlns='' display='block'>  

Supporting Browsers

<mo> No No Yes No Only Basic Support

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