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I'll add that it worked the day before.
To visualize it you can simply do it like so: Region[o]
Tomas, I've experienced similar issues with computation times increasing by several orders of magnitude when units are involved. I've queried the issue with Wolfram's technical support and have received a response that included the following...
> using Codeblocs and **mingw32-g++.exe** There's the problem. This is C code, but you compiled it with a C++ compiler, which produces different symbols than what Mathematica is trying to load from the shared library. Put `EXTERN_C` before...
Patrik & Marco - thank you very much!
Thank you, Sean. It was my mistake, I tried *Assuming[ci >0* and also *Assuming[ci
Ilian, thank you for the clear ansver!
Maybe the intermediate values shown don't satisfy all constraints? It's pretty much impossible to say for sure without full code.
Thank you!
Also look through some answers here: [How do I add arrowheads to circular arcs?][1] ![enter image description here][2] [1]: http://mathematica.stackexchange.com/questions/13547 [2]:...