On Feb 9, 2:08 pm, ThoML <micat... / gmail.com> wrote: > How should the following values be handeld? According to some info I > found somewhere, 0..2 should be considered illegal, which doesn't > quite match my computations though. > > [-1.0, 1.0] 0 > [-1000.0, 999.99] -0.00001 > [-1000.0, 999.0] -0.001 > [0.0] does not find a solution (mine returns nil) > [] division by zero. (nil after I add a begin..rescue..end :-) Paolo