I can see the most important values being: ± 0 (infinitesimal) ± 10^-2n ± 10^-n ± 1 (unity) ± 10^n ± 10^2n ± infinity For fp4, this leave

I can see the most important values being: ± 0 (infinitesimal) ± 10^-2n ± 10^-n ± 1 (unity) ± 10^n ± 10^2n ± infinity For fp4, this leaves 2 values. Maybe one of them should be NaN. What should the other one be?