CST - How can we draw a 3D surface by rotating an analytical curve about X-axis in CST Microwave Studio? The equation of the analytical curve is :u(t)=t & v(t)= sqrt((R^2)-(t^2))-B; where R=2.125 & B=1.875.

I have drawn the analytical curve..but unable to rotate it about X-axis to get a 3D shape.

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