|From:||Dmitri A. Sergatskov|
|Subject:||Re: trying to understand why I get 2.2204e-16 rather than 0|
|Date:||Wed, 3 Aug 2016 20:59:15 -0500|
If I enter cot (pi/4)-1 I get 2.2204e-16
>From my trig days I remember cot (pi/4) is 1 and 1-1 is 0
Octave also confirms cot (pi/4) is 1 and 1-1 is 0
so why does Octave spit out 2.2204e-16 when cot(pi/4)-1 is entered?
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