cosh

Hyperbolic cosine

English manual coverage begins with PostgreSQL 7.1. Source history and runtime observations have their own recorded version boundaries.

Reading PG 18·Select a recorded version

12 13 14 15 16 17 18 19 20

group: math
group label: 数学函数和操作符
lang: en
layout: table-new
pages: functions-math.html
prose only: false

Definition PG 18

Hyperbolic cosine

Signatures and overloads

cosh ( double precision ) → double precision → double precision

Hyperbolic cosine

Compare versions

Complete source facts

documentation revision

{"inputs":[{"file":"functions-math.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"80bdcd3a2c7112aadf400e832cc7c8ee55e389d9b3c12e767c3fbb2b3364ef7b","version":"18.7"},{"file":"functions-math.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"b48c7e1d8abf0f030ad0ef2aa1403db7015a96af265d49a15eaa2f1945a13a5f","version":"18.7"}],"release":"18.7","runtime_remeasured":false,"source_revision":"pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552"}

Source references

Original manual reference

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · wiki-repair-20261023:de280edd7a12a89d6288dc392c9cb83b2b048ad1e10e208265a552fb2d546890

Text language: en · wiki-repair-20261023:de280edd7a12a89d6288dc392c9cb83b2b048ad1e10e208265a552fb2d546890