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MathGroup Archive 2006

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Re: Sin[30*Degree] vs Sin[29*Degree]

  • To: mathgroup at smc.vnet.net
  • Subject: [mg72104] Re: Sin[30*Degree] vs Sin[29*Degree]
  • From: "Philipp" <Philipp.M.O at gmail.com>
  • Date: Mon, 11 Dec 2006 04:55:51 -0500 (EST)
  • References: <elglnb$h7f$1@smc.vnet.net>

Steven,

All of them work, you are just getting exact answers. If you request
the numerical values

In[1]:=  Sin[30*Degree] // N
         Sin[31*Degree] // N
         Sin[29*Degree] // N


Out[1]=  0.5
Out[2]=  0.515038
Out[3]=  0.48481

Cheers,
Philipp.

Steven Shippee wrote:
> What is happening here:
>
> Sin[30*Degree]
> Sin[31*Degree]
> Sin[29*Degree]
> which makes it appear that only the first line of input works?
>
> However, if I do something like:
>
> \!\(Sin[\(29*Pi\)\/180. ]\)
>
> I get the expected result ... I'm sure it is me, what am I missing in that I
> think I am not seeing consistent behavior?
> 
> Thanks in advance,
> 
> Steven Shippee
> 
> slshippee at comcast.net


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