Curve | Curve not working

I have a problem intersecting a set of curves. The crvs are a contour of a mesh. They intersect in Rhino, resulting points, but not in grasshopper. Why? What can I do to get the script right. Thank you!


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2.Offices Shopping Mall Restaurants Medical Centre Tennis Court (26.5 KB) pentru forum.3dm (3.1 MB)

It is working as expected, you just don’t quite have an understanding of how lists work. In this case you will need to flatten one input and graft the other. (26.8 KB)

or Cross Reference.

Cross (22.5 KB)

To learn about lists and trees go here to sections 1.4 and 1.5:

Thank you very much!
That is true… I never learned that. Now I will!