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Re: Cross results?


In article <do3l7r$o0b$1 at smc.vnet.net>,
 Virgil Stokes <virgil.stokes at it.uu.se> wrote:

> I have the following
> 
>   x=.
>   Cross[{10 Sin[x],-10 Cos[x],2.5},{0.12 Sin[x],-0.12 Cos[x], 0.0}]
> 
> which gives,
> 
>   {0.3 Cos[x], 0.3 Sin[x], 0.Cos[x]Sin[x]}
> 
> why does it not set the last term to 0.0?

Mathematica does not automatically simplify expressions such as

  0. x

Use Chop to force the desired simplification.

Cheers,
Paul

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Paul Abbott                                      Phone:  61 8 6488 2734
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