Re: two_pi ?

[Sergei Steshenko]

--- On Wed, 8/22/12, Juan Pablo Carbajal <address@hidden> wrote:

> From: Juan Pablo Carbajal <address@hidden>
> Subject: Re: two_pi ?
> To: "Sergei Steshenko" <address@hidden>
> Cc: address@hidden
> Date: Wednesday, August 22, 2012, 3:14 PM
> On Thu, Aug 23, 2012 at 12:09 AM,
> Juan Pablo Carbajal
> <address@hidden>
> wrote:
> > On Wed, Aug 22, 2012 at 11:58 PM, Sergei Steshenko
> <address@hidden>
> wrote:
> >> Hello,
> >>
> >> since I' dealing with signals/DSP a lot, and since
> by definition
> >>
> >> omega = 2 * pi
> >>
> >> , in almost every script of mine I have
> >>
> >> two_pi = 2 * pi;
> >>
> >> line. And in many functions too, of course.
> >>
> >> Is there a built-in two_pi constant ? If not, would
> the developers please introduce it ?
> >>
> >> Thanks,
> >>   Sergei.
> >> _______________________________________________
> >> Help-octave mailing list
> >> address@hidden
> >> https://mailman.cae.wisc.edu/listinfo/help-octave
> >
> > haha, there should be one. You are not the first
> > http://tauday.com/
> >
> > hehehe
> >
> >
> > --
> > M. Sc. Juan Pablo Carbajal
> > -----
> > PhD Student
> > University of Zürich
> > http://ailab.ifi.uzh.ch/carbajal/
> 
> 
> by that I mean the constant should be tau!!
> 
> -- 
> M. Sc. Juan Pablo Carbajal


Meanwhile I still need 2 * pi and not 2 / pi, though the latter can a be a typo 
in the article ?

'tau' is used in my scripts too, and its meaning is time constant, i.e. what is 
know known in electricity/electronics as R * C.

Thanks,
  Sergei.