# Multi Point Constraint using Mixed Dimensional Branch (2/2)

**URL:** <https://fenicsproject.discourse.group/t/multi-point-constraint-using-mixed-dimensional-branch-2-2/2786>\
**Category:** variational formulation\
**Created:** [April 1, 2020, 8:53pm UTC](https://fenicsproject.discourse.group/t/multi-point-constraint-using-mixed-dimensional-branch-2-2/2786 "2020-04-01T20:53:49Z")\
**Posts on this page:** 1\
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**Author:** ![Kamalendu\_Ghosh](https://yyz2.discourse-cdn.com/free1/user_avatar/fenicsproject.discourse.group/kamalendu_ghosh/32/761_2.png) [@Kamalendu\_Ghosh](https://fenicsproject.discourse.group/u/Kamalendu_Ghosh)\
**Post date:** [April 2, 2020, 7:15pm UTC](https://fenicsproject.discourse.group/t/multi-point-constraint-using-mixed-dimensional-branch-2-2/2786/3 "2020-04-02T19:15:14Z")

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Hi @dokken,

Thanks for your reply. It would be great when you make the MPC using the master-slave concept public. That is precisely what I am looking for.

In the meantime, I will try to implement the problem using Lagrange multipliers. Thanks for your suggestions regarding the same.

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