array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'tr', ), 'this' => array ( 0 => 'function.log1p.php', 1 => 'log1p', 2 => 'Returns log(1 + number), computed in a way that is accurate even when the value of number is close to zero', ), 'up' => array ( 0 => 'ref.math.php', 1 => 'Math İşlevleri', ), 'prev' => array ( 0 => 'function.log10.php', 1 => 'log10', ), 'next' => array ( 0 => 'function.max.php', 1 => 'max', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/math/functions/log1p.xml', ), 'history' => array ( ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); contributors($setup); ?>

log1p

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

log1p — Returns log(1 + number), computed in a way that is accurate even when the value of number is close to zero

Açıklama

log1p(float $num): float

log1p() returns log(1 + num) computed in a way that is accurate even when the value of num is close to zero. log() might only return log(1) in this case due to lack of precision.

Bağımsız Değişkenler

num

The argument to process

Dönen Değerler

log(1 + num)

Ayrıca Bakınız