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.
Operators
- Let's take an expression to deploy an operator.
- 3 x - 2y
Sample Code
<math xmlns='http://www.w3.org/1998/Math/MathML' display='block' >
<mn>3</mn>
<mi>x</mi>
<mo>-</mo>
<mn>2</mn>
<mi>y</mi>
</math>
Note : Traditional typography differentiates hyphens from minus signs, which are longer.
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 |
Example:
- See this equation: 5 x - 4 y ? 0
Equivalent Code
<math xmlns='http://www.w3.org/1998/Math/MathML' display='block'>
<mn>5</mn>
<mi>x</mi>
<mo>-</mo>
<mn>4</mn>
<mi>y</mi>
<mo>≥</mo>
<mn>0</mn>
</math>
Supporting Browsers
| Element |  |
 |
 |
 |
 |
|---|---|---|---|---|---|
| <mo> | No | No | Yes | No | Only Basic Support |