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| Abs | Return the absolute value of a number. |
| DEC | Decrement a variable. |
| Fix | Return the integer part of a number. |
| Frac | Return the fractional part of a number. |
| INC | Increments a variable. |
| Int | Return the mathematical integer part of a number. |
| Max | Return the maximum number. |
| Min | Return the minimum number. |
| Round | Round a number. |
| Sgn | Return the sign of a number. |