GFTwrt

Hello can you confirm that the issue is related to: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91226 https://github.com/BrianGladman/mpfr/blob/master/tests/tget_set_d64.c /* The volatile below avoids _Decimal64 constant propagation, which is buggy for non-canonical encoding in various GCC versions...

Hello @ipelupessy, Thank you for your action. It was not the sollution :-( . Please have a look to my last comment (gcc-Bug). Attached the simple model file "solar1" (constellation...

Thank you for your support. The model is evolving now. Lets have a look to the result.

@tjardaboekholt: May I add a request - if you do some updates in Brutus? As I mentioned at the first post to amuse at github I want to do simulation...

@spzwart: Thank You Simon. I was not sure how to interpret eta (tolerance/bs_tolerance) out of your paper. I was not sure about potential or energy. So the unit of tolerance...

Hello, mayby you should have a look to https://github.com/GFTwrt/amuse/tree/master/src/amuse/community/gpuhermite8 too. Thomas Ps. The interface is the samethan https://github.com/GFTwrt/amuse/tree/master/src/amuse/community/brutus