Sigmund Kyrre Aas wrote in message <38628A92.374CC2C2@stud.ntnu.no>...
>Darn. Both are wrong. Setting R=r should be equal to a sphere, but it's
>not:
>A!=-4*pi*r^2( (sin(1)-pi )
>V!=2*pi^2*r^3


Setting R=r should give you the area for two spheres, thus:
A=8*pi*r^2
V=(8/3)*pi*r^3

Mark

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