| Addition | + | (x+y) |
| Subtraction | - | (x-y) |
| Multiptdcation | * | (x*y or (x)(y)) |
| Division | / | (x/y) |
| Exponents | ^ | (x^y or x^(1/y) for roots) |
| The following functions: | sin, cos, tan, asin, acos, atan, abs | |
| Single variable evaluation: | (include "x" in the expression string) | |