# XY Sensor Function Reference

### Mathematical Operators

Operator | Description |
---|---|

+ | Additive operator / Unary plus |

- | Subtraction operator / Unary minus |

* | Multiplication operator, can be omitted in front of an open bracket |

/ | Division operator |

% | Remainder operator (Modulo) |

^ | Power operator |

### Boolean Operators

Operator | Description |
---|---|

= | Equals |

== | Equals |

!= | Not equals |

<> | Not equals |

< | Less than |

<= | Less than or equal to |

> | Greater than |

>= | Greater than or equal to |

&& | Boolean and |

|| | Boolean or |

### Functions

Function | Description |
---|---|

NOT(expression) | Boolean negation, 1 (means true) if the expression is not zero |

IF(condition, value_if_true, value_if_false) | Returns one value if the condition evaluates to true or the other if it evaluates to false |

RANDOM() | Produces a random number between 0 and 1 |

MIN(e1, e2, ...) | Returns the smallest of the given expressions |

MAX(e1, e2, ...) | Returns the biggest of the given expressions |

ABS(expression) | Returns the absolute (non-negative) value of the expression |

ROUND(expression, precision) | Rounds a value to a certain number of digits, uses the current rounding mode |

FLOOR(expression) | Rounds the value down to the nearest integer |

CEILING(expression) | Rounds the value up to the nearest integer |

LOG(expression) | Returns the natural logarithm (base e) of an expression |

LOG10(expression) | Returns the common logarithm (base 10) of an expression |

SQRT(expression) | Returns the square root of an expression |

SIN(expression) | Returns the trigonometric sine of an angle (in degrees) |

COS(expression) | Returns the trigonometric cosine of an angle (in degrees) |

TAN(expression) | Returns the trigonometric tangens of an angle (in degrees) |

COT(expression) | Returns the trigonometric cotangens of an angle (in degrees) |

ASIN(expression) | Returns the angle of asin (in degrees) |

ACOS(expression) | Returns the angle of acos (in degrees) |

ATAN(expression) | Returns the angle of atan (in degrees) |

ACOT(expression) | Returns the angle of acot (in degrees) |

ATAN2(y, x) | Returns the angle of atan2 (in degrees) |

SINH(expression) | Returns the hyperbolic sine of a value |

COSH(expression) | Returns the hyperbolic cosine of a value |

TANH(expression) | Returns the hyperbolic tangens of a value |

COTH(expression) | Returns the hyperbolic cotangens of a value |

SEC(expression) | Returns the secant (in degrees) |

CSC(expression) | Returns the cosecant (in degrees) |

SECH(expression) | Returns the hyperbolic secant (in degrees) |

CSCH(expression) | Returns the hyperbolic cosecant (in degrees) |

ASINH(expression) | Returns the angle of hyperbolic sine (in degrees) |

ACOSH(expression) | Returns the angle of hyperbolic cosine (in degrees) |

ATANH(expression) | Returns the angle of hyperbolic tangens of a value |

RAD(expression) | Converts an angle measured in degrees to an approximately equivalent angle measured in radians |

DEG(expression) | Converts an angle measured in radians to an approximately equivalent angle measured in degrees |

### Constants

Constant | Description |
---|---|

e | The value of e, exact to 70 digits |

PI | The value of π, exact to 100 digits |

TRUE | The value one |

FALSE | The value zero |

NULL | The null value |

Source EvalEx