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The table below lists all the
math built-in
functions (in this namespace:
`http://marklogic.com/xdmp/math`

).

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

math:acos | Returns the arc cosine of x, in radians, in the range from 0 to pi (inclusive). |

math:asin | Returns the arc sine of x, in radians, in the range from -pi/2 to +pi/2 (inclusive). |

math:atan | Returns the arc tangent of x, in radians. |

math:atan2 | Returns the arc tangent of y/x, in radians, in the range from -pi/2 to +pi/2 (inclusive), using the signs of y and x to determine the appropriate quadrant. |

math:ceil | Returns the smallest integer greater than or equal to x. |

math:correlation | Returns the Pearson correlation coefficient of a data set. |

math:cos | Returns the cosine of x, in the range from -1 to +1 (inclusive). |

math:cosh | Returns the hyperbolic cosine of x. |

math:cot | Returns the cotangent of x. |

math:covariance | Returns the sample covariance of a data set. |

math:covariance-p | Returns the population covariance of a data set. |

math:degrees | Returns numeric expression converted from radians to degrees. |

math:exp | Returns e (approximately 2.71828182845905) to the xth power. |

math:fabs | Returns the absolute value of x. |

math:floor | Returns the largest integer less than or equal to x. |

math:fmod | Returns the remainder of x/y. |

math:frexp | Returns x broken up into mantissa and exponent, where x = mantissa*2^exponent. |

math:ldexp | Returns x*2^i. |

math:linear-model | Returns a linear model that fits the given data set. |

math:linear-model-coeff | Returns the coefficients of the linear model. |

math:linear-model-intercept | Returns the intercept of the linear model. |

math:linear-model-rsquared | Returns the R^2 value of the linear model. |

math:log | Returns the base-e logarithm of x. |

math:log10 | Returns the base-10 logarithm of x. |

math:median | Returns the median of a sequence of values. |

math:mode | Returns the mode of a sequence. |

math:modf | Returns x broken up into fraction and integer. |

math:percent-rank | Returns the rank of a value in a data set as a percentage of the data set. |

math:percentile | Returns a sequence of percentile(s) given a sequence of percentage(s). |

math:pi | Returns the value of pi. |

math:pow | Returns x^y. |

math:radians | Returns numeric expression converted from degrees to radians. |

math:rank | Returns the rank of a value in a data set. |

math:sin | Returns the sine of x, in the range from -1 to +1 (inclusive). |

math:sinh | Returns the hyperbolic sine of x. |

math:sqrt | Returns the square root of x. |

math:stddev | Returns the sample standard deviation of a sequence of values. |

math:stddev-p | Returns the standard deviation of a population. |

math:tan | Returns the tangent of x. |

math:tanh | Returns the hyperbolic tangent of x, in the range from -1 to +1 (inclusive). |

math:trunc | Returns the number truncated to a certain number of decimal places. |

math:variance | Returns the sample variance of a sequence of values. |

math:variance-p | Returns the population variance of a sequence of values. |