Re: TI-M: math class

To: ti-math@lists.ticalc.org
Subject: Re: TI-M: math class
From: Andy Selle <aselle@ticalc.org>
Date: Sun, 3 Sep 2000 06:16:47 +0200 (MET DST)
In-Reply-To: <001b01c01558$351be5e0$e302e0c7@Pnoveck>
Reply-To: ti-math@lists.ticalc.org


Yeah or if you want the piecewise

,
| x^2, x>=0
| sin(x), x<0
`
y1 = x^2 * (x>=0) + sin(x) * (x<0)


--
Andy Selle <aselle@ticalc.org>
   Programming and System Administration, Survey Editor, Accounts Manager
   the ticalc.org project - http://www.ticalc.org/


On Sat, 2 Sep 2000, Scott Noveck wrote:

> 
> > >The Test menu is used in BASIC programming to test for certain
> conditions.
> >
> > Oh, bah! BASIC programming has no relevance to what I do on the calculator
> > anyway. :)
> > IMHO, everything on the keypad should have to do with math, and the
> > programming-related stuff stored in other menus in PRGM's edit.
> 
> Well, I use it often for piecewise graphing - say I want to draw y=x, but
> only between the x coords of -3 to 7, exclusive:
> 
> y=x*(x>-3)*(x<7)
> 
> That can be much more useful than you would suspect, actually.  At least
> it's come in handy for me on Math League tests =)
> 
>     -Scott
> 
> 
>

References:

Re: TI-M: math class

From: "Scott Noveck" <noveck@pluto.njcc.com>