Overlapping Petals

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//Number of Divisions
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ct = 15;
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​
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//Thickness of Shell
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th = 0.15;
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​
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//Base, Mid and Top Profiles
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p1 = Point.ByCoordinates(0,0,[0,10,20]);
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c1 = Circle.ByCenterPointRadius(p1,[5,7,2]);
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​
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//Split Profile Curves
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c2 = c1<1>.SplitByParameter((0..1..#ct));
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​
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//Rotate and Extend Curves
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a1 = Math.Atan((th*1.5)/(c1.Length/ct));
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c3 = c2.Rotate(c2.StartPoint,Vector.ZAxis(),a1);
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c4 = List.Transpose(c3.ExtendEnd(th));
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​
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//Loft and Solid
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c5 = NurbsCurve.ByPoints(c4.StartPoint);
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s1 = Surface.ByLoft(c4,c5).Thicken(th);
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Dynamo 2.9

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