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atan()
«
asort
|
atan2
»
<?php
$float
=
atan
(
0
// float $arg
);
?>
Result
$float
=
0.0
Examples
#1
atan
(
0
)
#2
atan
(
M_PI_2
)
See also
acos
,
asin
,
atan2
,
atanh
,
tan
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