Mark Logic - XQuery Function Online Documentation

3.2

This page was generated

January 5, 2009

5:42 PM

XQuery Built-In and Modules Function Reference

All XQuery Functions

MarkLogic Server Built-In Functions

Extension (xdmp:)

Search (cts:)

cts:query Constructors (cts:)

Classifier (cts:)

Math (math:)

Document Conversion (xdmp:)

Update (xdmp:)

App Server (xdmp:)

Security (xdmp:)

Server Monitoring (xdmp:)

Profile (prof:)

Debug (dbg:)

XQuery Module Functions

Security (sec:)

Thesaurus (thsr:)

Spell (:)

Triggers (trgr:)

Content Processing Framework (cpf:)

Links (lnk:)

Domains (dom:)

Pipelines (p:)

Generic Conversion (cvt:)

MSWord Conversion (msword:)

Excel Conversion (excel:)

Powerpoint Conversion (ppt:)

PDF Conversion (pdf:)

DocBook Conversion (dbk:)

CSS Conversion (css:)

XHTML Conversion (xhtml:)

W3C Built-In Functions

Accessor (fn:)

AnyURI (fn:)

String (fn:)

Boolean (fn:)

Context (fn:)

DurationDateTime (fn:)

Node (fn:)

Numeric (fn:)

Sequence (fn:)

QName (fn:)

Error and Trace (fn:)

W3C XQuery Reference

W3C XQuery Functions

W3C XQuery Language

Built-In: Math

The math built-in functions.

Function Summary
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 apropriate quadrant.
math:ceil	Returns the smallest integer greater than or equal to x.
math:cos	Returns the cosine of x, in the range from -1 to +1 (inclusive).
math:cosh	Returns the hyperbolic cosine of x.
math:exp	Returns e 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:log	Returns the base-e logarithm of x.
math:log10	Returns the base-10 logarithm of x.
math:modf	Returns x broken up into fraction and integer.
math:pow	Returns x^y.
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:tan	Returns the tangent of x.
math:tanh	Returns the hyperbolic tangent of x, in the range from -1 to +1 (inclusive).

Function Detail

math:acos(
	$x as xs:double
) as xs:double

Summary:

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

Parameters:

$x : Must be in the range of -1 to +1 (inclusive).

math:asin(
	$x as xs:double
) as xs:double

Summary:

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

Parameters:

$x : Must be in the range of -1 to +1 (inclusive).

math:atan(
	$x as xs:double
) as xs:double

Summary:

Returns the arc tangent of x, in radians. in the range from -pi/2 to +pi/2 (inclusive).

Parameters:

$x :

math:atan2(
	$y as xs:double,
	$x as xs:double
) as xs:double

Summary:

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 apropriate quadrant.

Parameters:

$y :

$x :

math:ceil(
	$x as xs:double
) as xs:double

Summary:

Returns the smallest integer greater than or equal to x.

Parameters:

$x :

math:cos(
	$x as xs:double
) as xs:double

Summary:

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

Parameters:

$x : Radians.

math:cosh(
	$x as xs:double
) as xs:double

Summary:

Returns the hyperbolic cosine of x.

Parameters:

$x :

math:exp(
	$x as xs:double
) as xs:double

Summary:

Returns e to the xth power.

Parameters:

$x :

math:fabs(
	$x as xs:double
) as xs:double

Summary:

Returns the absolute value of x.

Parameters:

$x :

math:floor(
	$x as xs:double
) as xs:double

Summary:

Returns the largest integer less than or equal to x.

Parameters:

$x :

math:fmod(
	$x as xs:double,
	$x as xs:double
) as xs:double

Summary:

Returns the remainder of x/y.

Parameters:

$x :

math:frexp(
	$x as xs:double
) as (xs:double,xs:integer)

Summary:

Returns x broken up into mantissa and exponent, where x = mantissa*2^exponent.

Parameters:

$x :

math:ldexp(
	$y as xs:double,
	$i as xs:int
) as xs:double

Summary:

Returns x*2^i.

Parameters:

$y :

$i :

math:log(
	$x as xs:double
) as xs:double

Summary:

Returns the base-e logarithm of x.

Parameters:

$x :

math:log10(
	$x as xs:double
) as xs:double

Summary:

Returns the base-10 logarithm of x.

Parameters:

$x :

math:modf(
	$x as xs:double
) as (xs:double,xs:double)

Summary:

Returns x broken up into fraction and integer. x = fraction+integer.

Parameters:

$x :

math:pow(
	$x as xs:double,
	$y as xs:double
) as xs:double

Summary:

Returns x^y.

Parameters:

$x :

$y :

math:sin(
	$x as xs:double
) as xs:double

Summary:

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

Parameters:

$x : Radians.

math:sinh(
	$x as xs:double
) as xs:double

Summary:

Returns the hyperbolic sine of x.

Parameters:

$x :

math:sqrt(
	$x as xs:double
) as xs:double

Summary:

Returns the square root of x.

Parameters:

$x :

math:tan(
	$x as xs:double
) as xs:double

Summary:

Returns the tangent of x.

Parameters:

$x : Radians.

math:tanh(
	$x as xs:double
) as xs:double

Summary:

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

Parameters:

$x :