Christopher James Huff <cja### [at] earthlinknet> wrote:
> Anything that has an expression starting with an operator, such as "-x".
> polygon {Foo
>     Foo
>     -Foo2
>     Bar
> }

  I was talking about lists of parameters created with #commands (#whiles
etc).
  Anyways, if you want to be sure, you can simply write (-Foo).

-- 
#macro M(A,N,D,L)plane{-z,-9pigment{mandel L*9translate N color_map{[0rgb x]
[1rgb 9]}scale<D,D*3D>*1e3}rotate y*A*8}#end M(-3<1.206434.28623>70,7)M(
-1<.7438.1795>1,20)M(1<.77595.13699>30,20)M(3<.75923.07145>80,99)// - Warp -

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