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ForOldHack 2 days ago

I seriously do NOT want the two plus hours back I spent diddling ( 1 bit not ) all those bits. I first learned it in binary on an HP, and then had to learn it on an IBM mainframe, and then got an 8087, and it was so incredibly fast, but error crept in for Fourier transforms. Started using extended double to keep the errors at bay. Hilbert spaces here we came.

The killer app was not Lotus 1-2-3 v2, but Turbo Pascal w/ 8087 support. It screamed through tensors and 3D spaces, places we only saw on plotters.

It was not until I got a G3 and used Graphing calculator that I could explore sombrero functions of increasing frequency.

Floating point math is essential, not an option.