# PointSource in dolfinx

**URL:** <https://fenicsproject.discourse.group/t/pointsource-in-dolfinx/8337>\
**Category:** dolfinx\
**Tags:** point-source\
**Created:** [May 17, 2022, 6:39am UTC](https://fenicsproject.discourse.group/t/pointsource-in-dolfinx/8337 "2022-05-17T06:39:32Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![dokken](https://yyz2.discourse-cdn.com/free1/user_avatar/fenicsproject.discourse.group/dokken/32/1560_2.png) [@dokken](https://fenicsproject.discourse.group/u/dokken)\
**Post date:** [May 23, 2022, 12:56pm UTC](https://fenicsproject.discourse.group/t/pointsource-in-dolfinx/8337/6 "2022-05-23T12:56:48Z")

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The quadrature rule depends on the variational form, and is estimated by ufl if not explicitly supplied. See: [How many integration points are included in the tetrahedral grid? - #2 by dokken](https://fenicsproject.discourse.group/t/how-many-integration-points-are-included-in-the-tetrahedral-grid/6429/2) for more details

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