# Ndof for composite finite element spaces

**URL:** <https://community.freefem.org/t/ndof-for-composite-finite-element-spaces/2923>\
**Category:** Feature Request\
**Created:** [February 2, 2024, 10:21am UTC](https://community.freefem.org/t/ndof-for-composite-finite-element-spaces/2923 "2024-02-02T10:21:04Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![mhg](https://avatars.discourse-cdn.com/v4/letter/m/d07c76/32.png) [@mhg](https://community.freefem.org/u/mhg)\
**Post date:** [February 2, 2024, 10:21am UTC](https://community.freefem.org/t/ndof-for-composite-finite-element-spaces/2923/1 "2024-02-02T10:21:04Z")

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I cannot compile the following:

> mesh Th = square(10,10);  
> fespace Vhu(Th, [P2, P2]);  
> fespace Vhv(Th, [P1, P1]);  
> fespace Ch = Vhu\*Vhv;  
> cout \<\< Ch.ndof \<\< endl;

It seems that there is no ndof of a composite finite element spaces.

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<div class="post-metadata">

**Author:** ![phtournier](https://avatars.discourse-cdn.com/v4/letter/p/3da27b/32.png) [@phtournier](https://community.freefem.org/u/phtournier)\
**Post date:** [February 2, 2024, 3:14pm UTC](https://community.freefem.org/t/ndof-for-composite-finite-element-spaces/2923/2 "2024-02-02T15:14:03Z")

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.ndof for composite FE spaces is now in the develop branch ( [add .ndof for composite FEspaces · FreeFem/FreeFem-sources@c37e4c0 · GitHub](https://github.com/FreeFem/FreeFem-sources/commit/c37e4c03d1e3147f7c41ae85ca21483a896b3bf4) )