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Re: newbye question

From: Jonathan C. Webster
Subject: Re: newbye question
Date: Sun, 07 Sep 2003 21:49:58 -0400
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030624 Netscape/7.1

Tiago Lage Payne de Padua wrote:
what is wrong in this polinomiun?
ret=v(7) * r^6 + v(6) * r^5 + v(5) * r^4 + v(4) * r^3 + v(3) * r^2 +
v(2)*r + v(1);

when I use values that ret must return zero, ret =  -1.7764e-15

Octave uses a "double precision" rendition of "real" numbers. That is what you are seeing.


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