User Portlet
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| Hey all, I have a differential equation in polar coordinates which descrive time rate of change of $r$ and $\theta$. The equation involves Sin and Cos, following is what I write in Mathematica. [mcode]traj= Assuming[ y[t] > 0 && y[t] |
| Aah, the "Machine Precision Numerical Value", that's the language I need to learn. Thank you very much Arnoud, it answers my 'this' question completely. Also it was quite informative to read the references of N, Chop and Postfix. I knew Mathematica... |