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Product Description
A mathematical shape the is based on the following formula: 0.3 + 4*(((1+sqrt(5))/2)^2*x^2-y^2) * (((1+sqrt(5))/2)^2*y^2-z^2) * (((1+sqrt(5))/2)^2*z^2-x^2) - (x^2+y^2+z^2-1)^2 * 5 = 0