Cool!


Den man. 12. des. 2016, 21:53 skrev Marie E. Rognes <meg@simula.no>:
Wow, well done!

--
Marie

On Mon, Dec 12, 2016 at 9:47 PM Homolya, Miklós <m.homolya14@imperial.ac.uk> wrote:

Dear Firedrakers,


An updated form compilation system has just been merged into Firedrake. FInAT, a new component, is a finite element library that is able to express structure in the finite elements themselves; this structure is then exploited by TSFC and COFFEE for optimisation. Most important benefits:


- Automatic sum factorisation for Q/DQ elements.

- Better code generation for vector/tensor elements and more compact element tables.


So if you use CG/DG elements on non-simplex cells (quadrilaterals and extruded), you will likely see significant assembly time improvements, depending on polynomial order (higher gain with higher order).


Sum factorisation for H(div)/H(curl) conforming elements (RTCF, RTCE, NCF, NCE) is not supported yet, nor for any elements on simplices.


Update instructions: nothing special, just run firedrake-update.


Best wishes,

Miklós


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Simon W. Funke, PhD
Research Scientist, Biomedical Computing Department, Simula Research Laboratory
Adjunct Associate Professor, Department of Informatics, University of Oslo

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