# \#sets

**URL:** https://discourse.mcneel.com/tag/sets/2517.md

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## [Optimise region union - find overlaps amongst multiple sets](https://discourse.mcneel.com/t/optimise-region-union-find-overlaps-amongst-multiple-sets/204224)

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**Author:** [@Intuos](https://discourse.mcneel.com/u/Intuos)\
**Replies:** 11\
**Last updated:** [May 12, 2025, 7:18am UTC](https://discourse.mcneel.com/t/optimise-region-union-find-overlaps-amongst-multiple-sets/204224 "2025-05-12T07:18:57Z")

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I am looking to optimise region union operations. By checking for curve intersection prior to region union, I can shave off a lot of time for when there are no unions. But when there are, supplying only the intersecting …

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## [Data matching](https://discourse.mcneel.com/t/data-matching/196524)

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**Author:** [@andrea\_zanon](https://discourse.mcneel.com/u/andrea_zanon)\
**Replies:** 2\
**Last updated:** [December 16, 2024, 10:22am UTC](https://discourse.mcneel.com/t/data-matching/196524 "2024-12-16T10:22:05Z")

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Hi evertone, I’m tring to solve this problem in this simple structure made of 18 triangles and 19 lines. For each curve, I want to associate the triangles for which one of the three sides coincides with the curve itsel…

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## [Unique sets in tree - find and remove similar branches for closing curves](https://discourse.mcneel.com/t/unique-sets-in-tree-find-and-remove-similar-branches-for-closing-curves/193316)

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**Author:** [@Intuos](https://discourse.mcneel.com/u/Intuos)\
**Replies:** 14\
**Last updated:** [October 22, 2024, 6:24pm UTC](https://discourse.mcneel.com/t/unique-sets-in-tree-find-and-remove-similar-branches-for-closing-curves/193316 "2024-10-22T18:24:24Z")

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I’m trying to connect open curves, to that end, I found the matching curves by index: To close the open curves, I need to connect the curve at i=0 with the curve at i=1, where i=0 is the start and i=1 is the end. In …