# Different coupling constraints and their limitations

**URL:** <https://calculix.discourse.group/t/different-coupling-constraints-and-their-limitations/2586>\
**Category:** Uncategorized\
**Created:** [February 10, 2025, 2:32pm UTC](https://calculix.discourse.group/t/different-coupling-constraints-and-their-limitations/2586 "2025-02-10T14:32:13Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Calc\_em](https://avatars.discourse-cdn.com/v4/letter/c/43a26b/32.png) [@Calc\_em](https://calculix.discourse.group/u/Calc_em)\
**Post date:** [March 7, 2025, 7:13pm UTC](https://calculix.discourse.group/t/different-coupling-constraints-and-their-limitations/2586/3 "2025-03-07T19:13:16Z")

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Just adding a short summary of the most important aspect (what can be applied to the reference node):

 ![image](https://global.discourse-cdn.com/free1/uploads/calculix/original/2X/9/91c5ea0437faa74bab6169b80c0061f38afc09fb.png)

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