Then again, the function 3!:3 can distinguish between 0 and -0,
0 ((-: ; ;)& (3!:3)) -0 +-+--------+--------+ |0|e1000000|e1000000| | |01000000|04000000| | |01000000|01000000| | |00000000|00000000| | |00000000|00000000| +-+--------+--------+ although, 0 ((-: ; ;)& (3!:3)) _0 +-+--------+--------+ |1|e1000000|e1000000| | |01000000|01000000| | |01000000|01000000| | |00000000|00000000| | |00000000|00000000| +-+--------+--------+ > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > On Behalf Of Tracy Harms > Sent: Tuesday, April 17, 2007 10:29 PM > To: [email protected] > Subject: [Jgeneral] zero > > Dan Bron wrote: > > > In J, 0 = -0 . The two values do not differ > > and cannot be distinguished (A). So "(-0) is > > the same as "0 . > > Zero has another property worth mentioning here: It > sheds the negative sign. Consider statements such as > those you make in your new essay, A Fine Line. For > purposes of specifying rank, zero always has a > continuity of properties with positive numbers, even > if _0 is written. > > > Tracy Harms > > > > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
