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MarkLogic Server 11.0 Product Documentation

math functions
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.covarianceP | 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.linearModel | Returns a linear model that fits the given data set. |

math.linearModelCoeff | Returns the coefficients of the linear model. |

math.linearModelIntercept | Returns the intercept of the linear model. |

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

math.percentRank | Returns the rank of a value in a data set as a percentage of the data set. |

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.stddevP | 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.varianceP | Returns the population variance of a sequence of values. |