From: Phrogz <gavin@...>
Date: 2007-02-08T08:15:07+09:00
Subject: Re: Adding Math.log2 and Math.logn to the core library.

On Feb 7, 4:07 pm, "Martin DeMello" <martindeme...@gmail.com> wrote:
> On 2/8/07, Morton Goldberg <m_goldb...@ameritech.net> wrote:
>
> > On Feb 7, 2007, at 2:50 PM, Phrogz wrote:
>
> > > Ideally they'd be implemented in C, but of course the simple Ruby
> > > implementation is just:
> > >   def Math.log2( x ); Math.log( x ) / Math.log( 2 ); end
> > >   def Math.logn( x, n ); Math.log( x ) / Math.log( n ); end
>
> > I second the motion.
>
> > The log2 function is now in the C math library, so I think it would
> > easy to add it the Ruby Math library. I would like see log for
>
> And while we're at it, I'd really like to see log aliased to ln

Thank you, yes. I thought I was the only one for whom "log" implied
base 2 or 10.