"When I use a word," said Humpty Dumpty in a rather scornful tone, "it means exactly what I choose it to mean, nothing more, nothing less". "The question is," said Alice . . .
Sent from my iPad On Dec 29, 2011, at 10:00 PM, "Linda Alvord" <lindaalv...@verizon.net> wrote: > How can you tell when the leading digit is a "negative bit" or a "binary > digit"? > > In the situation above the same number can represent two different binary > numbers. If 1 1 0 1 is sometimes 13 or might be _5 when is each > appropriate?v. Isn't that the source of some problems? > > The spaces indicate that the number is probably a single binary number, but > it could be a list of true and false indicators. You would need to know the > context to determine the difference. > > Linda > > -----Original Message----- > From: programming-boun...@jsoftware.com > [mailto:programming-boun...@jsoftware.com] On Behalf Of Kip Murray > Sent: Thursday, December 29, 2011 8:25 PM > To: Programming forum > Subject: Re: [Jprogramming] How #: should have been designed > > > tcrRaul }: i:4 > 1 0 0 > 1 0 1 > 1 1 0 > 1 1 1 > 0 0 0 > 0 0 1 > 0 1 0 > 0 1 1 > > tcrRandy }: i:4 > 1 1 0 0 > 1 1 0 1 > 1 1 1 0 > 1 1 1 1 > 0 0 0 0 > 0 0 0 1 > 0 0 1 0 > 0 0 1 1 > > tcrRaul > {.@#:@(,: (2 * >./@,)) > > tcrRandy > (0 > ]) ,"0 1 #: > > > On 12/29/2011 8:41 AM, Randy MacDonald wrote: >> On 12/8/2011 4:39 PM, Raul Miller wrote: >>> {.@#:@(,: 2 *>./@,)i:2 >> ((0>]),"0 1#:) i:2 NB. seems to work just as well, and more obviously >> handles the sign bit. >> > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
