On Thu, 15 Jul 1999 20:13:22 GMT, David Wilkinson wrote:
>I have been trying out SP and cannot get it to recognise any of the built-in
>function names - Sphere, rounded_box, Torus, Superellipsoid, helix1, helix2.
>
>Have I got the syntax wrong?
>
>eg.
>
>isosurface {  function { Sphere 1 }  pigment { Red}}
>
>This seems to be correct according to the docs, but SP is looking for a float
>factor after function and says Sphere is an undeclared identifier.
>I have tried many other syntactical combinations without success.

The quotes in the docs are significant:

isosurface {  function { "Sphere" 1 }  pigment { Red}}

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