Why HP 50g uses this definition of principal value of ARG(z) of a
complex number z: (ARG(z=x+y*i)-> ATAN(y/x)+(1-x/ABS(x))*pi/2?
-pi<principal value of ARG(z)<=pi -> http://en.wikipedia.org/wiki/Complex_number
Ex. ARG(-1-1*i)=(5/4)*pi instead of -(3/4)*pi
Greetings,
Simone.
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 supergems
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10/21/2008 7:42:23 AM |
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SYMMETRY?
"supergems" <Simone.Cerica@gmail.com> wrote in message
news:ba86a43a-ff87-4167-a445-5ed8f0ce5bb0@m36g2000hse.googlegroups.com...
> Why HP 50g uses this definition of principal value of ARG(z) of a
> complex number z: (ARG(z=x+y*i)-> ATAN(y/x)+(1-x/ABS(x))*pi/2?
>
> -pi<principal value of ARG(z)<=pi ->
> http://en.wikipedia.org/wiki/Complex_number
>
> Ex. ARG(-1-1*i)=(5/4)*pi instead of -(3/4)*pi
>
> Greetings,
> Simone.
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Veli
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10/22/2008 10:26:27 AM
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