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Interpolation expression support

enhancementNew feature or requestNew feature or request

generated-code

proposalProposed changeProposed change

Status: Open.

#827 In fenics/ffcx;

· schnellerhase opened on Mar 24, 2026

Sporadical CI failures in test_numba.py

Status: Open.

Bug

#822 In fenics/ffcx;

· schnellerhase opened on Mar 2, 2026

Codimension 1 derivative index is wrong

Status: Open.

#816 In fenics/ffcx;

· jorgensd opened on Dec 31, 2025

test_ds_prism fails on s390x

Status: Open.

#815 In fenics/ffcx;

· drew-parsons opened on Dec 23, 2025

Extend mypy checking to demos and tests

good first issueGood for newcomersGood for newcomers

type-hints

Status: Open.

#802 In fenics/ffcx;

· schnellerhase opened on Nov 27, 2025

Roll out fenicsx-refs.yml to FFCx

Status: Open.

#792 In fenics/ffcx;

· jhale opened on Oct 20, 2025

Improve support for custom integration kernels

Status: Open.

#750 In fenics/ffcx;

· sclaus2 opened on Feb 21, 2025

Coordinate element hash in generated code is always zero

bugSomething isn't workingSomething isn't working

Status: Open.

#742 In fenics/ffcx;

· garth-wells opened on Feb 14, 2025

·  

v0.10.0

Fix ffcx to create dS integrals for cells with multiple facet types (pyramid, prism etc.)

Status: Open.

#740 In fenics/ffcx;

· mscroggs opened on Dec 20, 2024

Add a test that tests vertex quadrature

testing

Status: Open.

#738 In fenics/ffcx;

· mscroggs opened on Dec 20, 2024

domain_dof_access with multiple domains

bugSomething isn't workingSomething isn't working

Status: Open.

#734 In fenics/ffcx;

· mscroggs opened on Dec 5, 2024

Casting warnings on Windows

Status: Open.

#715 In fenics/ffcx;

· jhale opened on Sep 16, 2024