emid=0
and I've been having some interesting discussion with Nick Cole on this thread about related issues:
http://www.grasshopper3d.com/group/kangaroo/forum/topics/getting-spring-tension-out-of
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ny iterations at one go as you describe:
http://smartgeometry.org/index.php?option=com_community&view=groups&task=viewdiscussion&topicid=20&groupid=2&Itemid=0
I also posted there an example of linking this to Galapagos - which is something I'd been meaning to explore more for ages. I've not tried it yet with anything more interesting than adjusting the depth of a truss to minimize total displacement, but I think there's a lot more that could be done.…