Re: OT: Non-Human Phonology

On Fri, 1 Dec 2006 17:23:40 +0000, "Simon Clarkstone"
<simon.clarkstone@...> said:
> On 6/1/06, James W. <emindahken@...> wrote:
> > On Thu, 1 Jun 2006 18:18:08 +0100, "Simon Clarkstone"
> > <simon.clarkstone@...> said:
> > > On 5/17/06, Rob Haden <magwich78@...> wrote:
> > > > On Wed, 17 May 2006 09:25:42 +0100, Peter Bleackley
> > > > <Peter.Bleackley@...> wrote:
> > > > >As for a tritone, it's also called a diminished fifth, an augmented fourth,
> > > > >or  the diabolus in musica. It's the interval of 3 whole tones or 6
> > > > >semitones, corresponding to a pitch ratio of sqrt(2) in the equally
> > > > >tempered scale (64/45 or 45/32 in rational-interval scales), eg C to F#,
> > > > >and is generally considered the most discordant inteval in the entire scale.
> > >
> > > Note that you cannot play a tritone with just the white notes on a piano.
> >
> > Um, yes you can. B-F.
>
> No, the intervals B-D and D-F are both 3 semitones, not 4 semitones.
> Peter Bleackley's definition rules out BDF.
2 * 3 = 6. A tritone is 6 semitones wide. Everything Peter Bleackley
said
is correct. And B-F (or F-B) is a valid tritone with both members as
"white notes" (speaking keyboardically :) ).
--------
James W.