I'm a professional land surveyor and an instructor (land surveying technology) at a community college.
-----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Roger Hui Sent: Saturday, July 24, 2010 08:35 To: Programming forum Subject: Re: [Jprogramming] index origin 0 What is your background/profession please? ----- Original Message ----- From: Tom Arneson <[email protected]> Date: Saturday, July 24, 2010 6:31 Subject: Re: [Jprogramming] index origin 0 To: 'Programming forum' <[email protected]> > I used APL and also at least one flavor of BASIC that had index origin > control. I have no problem with J fixing index origin at 0. > > Tom Arneson > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Roger Hui > Sent: Saturday, July 24, 2010 08:17 > To: Programming forum > Subject: [Jprogramming] index origin 0 > > I have been asked by some APL colleagues about > index origin 0 in J. The question is, does the choice > of a fixed value of 0 for index origin a hindrance to > your work? The question is specifically addressed > to "ordinary domain experts", people with no > software engineering in their background and are not > professional mathematicians. > > In case you did not know, in APL there is a choice > known as the index origin, controlled by the variable > quad-io, of counting from 1 instead of from 0, affecting > the left argument of { and the result of i. , among other > things. > I will say no more than this to avoid biasing your answers. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
