ACOS
Syntax
ACOS(X)
Contents
Description
Returns the arc cosine of X
, that is, the value whose cosine is X
.
Returns NULL
if X
is not in the range -1
to 1
.
Examples
SELECT ACOS(1); +---------+ | ACOS(1) | +---------+ | 0 | +---------+ SELECT ACOS(1.0001); +--------------+ | ACOS(1.0001) | +--------------+ | NULL | +--------------+ SELECT ACOS(0); +-----------------+ | ACOS(0) | +-----------------+ | 1.5707963267949 | +-----------------+ SELECT ACOS(0.234); +------------------+ | ACOS(0.234) | +------------------+ | 1.33460644244679 | +------------------+
Content reproduced on this site is the property of its respective owners,
and this content is not reviewed in advance by MariaDB. The views, information and opinions
expressed by this content do not necessarily represent those of MariaDB or any other party.