16 May
2007
16 May
'07
6:39 p.m.
hihi, all - i remember a paper from one of the siam journals (probly numerical methods or something) from many years ago whose title was something like how not to fit an exponential the author(s?) describe i think 20 ways that are plausible, but do not work, and explain what the ill-conditioning means and even why (or at least that) it happens a lot i've run into this fitting some laser data to the energy transfer equations between different levels of different rare earths (not my problem, my favorite physicist friend's problem; she does the experiments and gets LOTSA data) more later, cal