ref(x, y) | Returns the value at (x, y). |

sum(range) | Returns the sum of the values in the range. |

avg(range) | Returns the average of the values in the range. |

if(condition, on_true, on_false) | If condition is true, this returns on_true. Otherwise, it returns on_false. |

round(x) | Returns the nearest integer to a number. Round half-way cases away from 0.0. |

floor(x) | Returns the largest integer less than or equal to a number. |

ceil(x) | Returns the smallest integer greater than or equal to a number. |

log(base, x) | Returns the logarithm of the number with respect to an arbitrary base. |

ln(x) | Returns the natural logarithm of the number. |

log2(x) | Returns the base 2 logarithm of the number. |

log10(x) | Returns the base 10 logarithm of the number. |

sqrt(x) | Returns the square root of a number. |

pow(base, exp) | Raises the base to the exp power. |

sin(x) | Computes the sine of a number (in radians). |

cos(x) | Computes the cosine of a number (in radians). |

tan(x) | Computes the tangent of a number (in radians). |

asin(x) | Computes the arcsine of a number (in radians). |

acos(x) | Computes the arccosine of a number (in radians). |

atan(x) | Computes the arctangent of a number (in radians). |

sinh(x) | Hyperbolic sine function. |

cosh(x) | Hyperbolic cosine function. |

tanh(x) | Hyperbolic tangent function. |

asinh(x) | Inverse hyperbolic sine function. |

acosh(x) | Inverse hyperbolic cosine function. |

atanh(x) | Inverse hyperbolic tangent function. |