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* Single letter functions you define are italic. For example <math> f(x) </math>. | * Single letter functions you define are italic. For example <math> f(x) </math>. | ||
** But multi letter named functions are in roman. For example <math> \mathrm{func}(x) </math>. | ** But multi letter named functions are in roman. For example <math> \mathrm{func}(x) </math>. | ||
* Units are in roman and separated from numbers by | * Units are in roman and separated from numbers by an unbreakable thin space <code>\,</code>. Example: <math> g = 9.81 \,{\rm m/s^2} </math> | ||
* Do not use "*" symbol for multiplication. Use <code>\times</code> insted. Example: <math> 3 \times 2 = 6 </math> | * Do not use "*" symbol for multiplication. Use <code>\times</code> insted. Example: <math> 3 \times 2 = 6 </math> | ||
<math> \operatorname{arctanh} 3 </math> | <math> \operatorname{arctanh} 3 </math> | ||