The bottom row of buttons in the toolbox lets you insert commonly used math operations. You can either use the icons, or your type them from your keyboard:
Symbol Icon |
Function Call / Reserved Word |
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sqrt(value) |
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abs(value) |
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piecewise({expression1, domain1},{expression2,domain2}...,{last expression, otherwise}) |
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pi |
A complete list of built-in functions is detailed below.