Re: Invers matrix on Ti-85

Re: Invers matrix on Ti-85

• To: CALC-TI@LISTS.PPP.TI.COM
• Subject: Re: Invers matrix on Ti-85
• From: Peter Ammon <Peter_Ammon@rocketmail.com>
• Date: Sun, 28 Feb 1999 21:26:43 +0000
• Organization: University of California, Berkeley
• References: <36D9A0AA.70BA5164@stud.hh.se> <TXhC2.2560$dE.47580@newsfeed.slurp.net>
• Reply-To: Peter_Ammon@rocketmail.com
• Xref: paladin.american.edu bit.listserv.calc-ti:28229

Tom Lake wrote:

> >How is this done? Probarly easy, the manual says matrix (-1) in
> >subscript.
>
> So what's your question?  You seem to have answered it already.  Just make
> sure to use the negate (the one in parentheses) key NOT the minus sign.
>
> [[1,3,2][4,7,1][5,3,5]] ^ -1 for example.
>
> Tom Lake
> ICQ #25589135

No, that doesn't work.  You need to use the "^-1" KEY.  You can't just type
in the carat, and then the negative sign, and then 1; it won't work (at least
on my TI-86).  The "^-1" key is located on the same key as the E button (use
2nd to get to it).

-Peter

• Re: Invers matrix on Ti-85
• From: Tom Lake <tomlake@SLIC.COM>

• Invers matrix on Ti-85
• From: Roland Bengtsson <d98rolb@stud.hh.se>
• Re: Invers matrix on Ti-85
• From: Tom Lake <tomlake@SLIC.COM>

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