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# TeX notation

Tex notation allows you to represent mathematical symbols using either the Tex or MathJax filters in Totara Learn.

## Using TeX notation

Below are some of the basic functions you may wish to use when entering equations.

NotationFunctionNotesExample
$$Using$$ at the start and end will identify a TeX sequence that will appear centred on it's own line.You can add backslashes (\) to add spaces (see example).

$$4\ \times \ 4 \ = \ 16$$