Documentations
http://calculix.de/ Three-Dimensional Structural Finite Element Program (GPL)
http://www.dhondt.de/ to download calculix
http://www.colorfullife.com/~manfred/ccx/ rpm are available
http://www.colorfullife.com/~manfred/ccx/ rpm are available
Packaging
see http://cookerspot.tuxfamily.org/progs/RPM/http://cookerspot.tuxfamily.org/progs/SPECS/
http://cookerspot.tuxfamily.org/progs/SRPMS/
Launch the program
launch with cgx /usr/share/cgx-1.4.2-1mdk/result.frdDisplay by default with FILL (you can try Viewing / LINES)

Menu / Datasets / Entity / D2 shows the following image

Try Menu / Animate / Start : it shows the deformations of the object
