You need to use use. 

use POSIX qw[ pow ];

print pow(2,3);
8

print pow( 1000, 0.33333333333333333 );;
10

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Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re: standard perl routine by BrowserUk
in thread standard perl routine by rocketboy

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