From: sandaq at gmail dot com Operating system: linux PHP version: 5.3.20 Package: Math related Bug Type: Bug Bug description:incorrect pi value
Description:
------------
php doesn't calculate the correct value of pi
Test script:
---------------
php-cli -r 'ini_set('precision','100'); echo pi();'
or
<?
ini_set('precision','100');
echo pi()."\n"; exit;
?>
Expected result:
----------------
3.141592653589793238462643383279502884197169399375
Actual result:
--------------
3.141592653589793115997963468544185161590576171875
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
--
Edit bug report at https://bugs.php.net/bug.php?id=63821&edit=1
--
Try a snapshot (PHP 5.4):
https://bugs.php.net/fix.php?id=63821&r=trysnapshot54
Try a snapshot (PHP 5.3):
https://bugs.php.net/fix.php?id=63821&r=trysnapshot53
Try a snapshot (trunk):
https://bugs.php.net/fix.php?id=63821&r=trysnapshottrunk
Fixed in SVN: https://bugs.php.net/fix.php?id=63821&r=fixed
Fixed in release: https://bugs.php.net/fix.php?id=63821&r=alreadyfixed
Need backtrace: https://bugs.php.net/fix.php?id=63821&r=needtrace
Need Reproduce Script: https://bugs.php.net/fix.php?id=63821&r=needscript
Try newer version: https://bugs.php.net/fix.php?id=63821&r=oldversion
Not developer issue: https://bugs.php.net/fix.php?id=63821&r=support
Expected behavior: https://bugs.php.net/fix.php?id=63821&r=notwrong
Not enough info:
https://bugs.php.net/fix.php?id=63821&r=notenoughinfo
Submitted twice:
https://bugs.php.net/fix.php?id=63821&r=submittedtwice
register_globals: https://bugs.php.net/fix.php?id=63821&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=63821&r=php4
Daylight Savings: https://bugs.php.net/fix.php?id=63821&r=dst
IIS Stability: https://bugs.php.net/fix.php?id=63821&r=isapi
Install GNU Sed: https://bugs.php.net/fix.php?id=63821&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=63821&r=float
No Zend Extensions: https://bugs.php.net/fix.php?id=63821&r=nozend
MySQL Configuration Error: https://bugs.php.net/fix.php?id=63821&r=mysqlcfg
