| math | |
| ---- | |
| Mathematical expressions. | |
| :: | |
| math(EXPR <output variable> <math expression>) | |
| ``EXPR`` evaluates mathematical expression and returns result in the | |
| output variable. Example mathematical expression is '5 * ( 10 + 13 | |
| )'. Supported operators are + - * / % | & ^ ~ << >> * / %. They have | |
| the same meaning as they do in C code. |