Frequently asked questions - Math
How do I enter functions like max, that Math is unaware of?
Math is aware of a number of standard functions like sin, cos, log, etc. These functions are automatically displayed in lowercase, upright characters as per mathematical conventions (See).
To display other characters as a function, precede them by the func markup. For example, to display max(a, b), enter
Typographical conventions in mathematical formulae on Wikipedia.