Note that b may depend on a. b=: 1e6 a=: 9e99 a=a+b 1
FYI, -- Raul On Fri, Feb 19, 2021 at 1:55 PM 'Bo Jacoby' via Programming <[email protected]> wrote: > > When working with complex number computations some result, (a j. b) may > satisfy the equation (a=a+b) within tolerance. In that case it is reasonable > to write (b=0), even if the imaginary part b is not exactly equal to zero. > I wrote program f0 such that > f0 0.210224j2.92605e_98 _7.31512e_99j0.210224 > > 0.210224 0j0.210224 > > like this > > f1=.j./&(*(1,:-.&({. = +/)))&(|:&:+.) > > f2=.f1&.:(*&0j1) > f0=.f1&f2 > > > Why not include such functionality into the J system? > Thanks. > Bo. > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
