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elasticsearch/docs/reference/esql/functions/acos.asciidoc

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Restructure ES|QL docs (#100806) * Break out 'Limitations' into separate page * Add REST API docs * Restructure commands, functions, and operators refs * Add placeholder for getting started guide * Group 'Syntax', 'Metafields', and 'MV fields' under 'Language' * Add placeholder for Kibana page * Add link from landing page * Apply uniform formatting to ACOS, CASE, and DATE_PARSE function refs * Reword default LIMIT * Add support for COUNT(*) * Move 'Commands' and 'Functions and operators' to individual pages --------- Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
2023-10-17 23:36:14 +08:00
[discrete]
Add remaining trigonometric functions (ESQL-1518) Adds the remaining trigonomentric functions, `ACOS`, `ASIN`, `ATAN`, and `ATAN2`. --------- Co-authored-by: Bogdan Pintea <pintea@mailbox.org>
2023-08-02 23:12:10 +08:00
[[esql-acos]]
=== `ACOS`
Restructure ES|QL docs (#100806) * Break out 'Limitations' into separate page * Add REST API docs * Restructure commands, functions, and operators refs * Add placeholder for getting started guide * Group 'Syntax', 'Metafields', and 'MV fields' under 'Language' * Add placeholder for Kibana page * Add link from landing page * Apply uniform formatting to ACOS, CASE, and DATE_PARSE function refs * Reword default LIMIT * Add support for COUNT(*) * Move 'Commands' and 'Functions and operators' to individual pages --------- Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
2023-10-17 23:36:14 +08:00
*Syntax*
ESQL: More docs (#98890) Adds some more typed docs to the ESQL functions.
2023-08-28 23:17:04 +08:00
[.text-center]
image::esql/functions/signature/acos.svg[Embedded,opts=inline]
Restructure ES|QL docs (#100806) * Break out 'Limitations' into separate page * Add REST API docs * Restructure commands, functions, and operators refs * Add placeholder for getting started guide * Group 'Syntax', 'Metafields', and 'MV fields' under 'Language' * Add placeholder for Kibana page * Add link from landing page * Apply uniform formatting to ACOS, CASE, and DATE_PARSE function refs * Reword default LIMIT * Add support for COUNT(*) * Move 'Commands' and 'Functions and operators' to individual pages --------- Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
2023-10-17 23:36:14 +08:00
*Parameters*
`n`::
Numeric expression. If `null`, the function returns `null`.
*Description*
Returns the {wikipedia}/Inverse_trigonometric_functions[arccosine] of `n` as an
angle, expressed in radians.
*Supported types*
include::types/acos.asciidoc[]
*Example*
Add remaining trigonometric functions (ESQL-1518) Adds the remaining trigonomentric functions, `ACOS`, `ASIN`, `ATAN`, and `ATAN2`. --------- Co-authored-by: Bogdan Pintea <pintea@mailbox.org>
2023-08-02 23:12:10 +08:00
[source.merge.styled,esql]
----
include::{esql-specs}/floats.csv-spec[tag=acos]
----
[%header.monospaced.styled,format=dsv,separator=|]
|===
include::{esql-specs}/floats.csv-spec[tag=acos-result]
|===