standard normal cumulative distribution function-Collection of common programming errors

There’s an undocumented stats_cdf_normal() function in the PECL stats package.

Check out the note at the bottom of this page: http://www.php.net/manual/en/ref.stats.php

oliver at …….. dot com:

There are some undocumented functions in this extension, eg I found the following by reading the DCDFLIB docs and some trial and error: