The bohemian dome is one example of a type of surface known as a translation surface...
https://www.math.hmc.edu/~gu/math142/mellon/curves_and_surfaces/surfaces/bohdom.html


1. With the circle: Transform/ Array/ Curve(select middle arc)/ rotation=None., item count = 21.
2. Network all the circles and the top and bottom arcs.
3. Trim with an extruded semicircle with 90 degree line segments.


Trimming or Boolean's with some of the narrow shallow tapers does not always work...

Saving files to thumb drive has been erratic. The files sometimes tend to not show up in MoI's recent files window. The wind storm made the electricity blink off once. UPS power supply kept MoI running.

Managed to sort Style colors to alphabetic, with some unknown keyboard combo... ? (Undo reversed the sorting...)

- Brian

Deleted two .3dm files.