Re: How many dimensions are needed?

• To: "John Caron" <caron@xxxxxxxxxxxxxxxx>
• Subject: Re: How many dimensions are needed?
• From: "Doug Hunt" <dhunt@xxxxxxxx>
• Date: Thu, 11 Oct 2001 11:43:16 -0600

We are considering having an arbitrary number of dimensions in the general
case, but we will probably need to have rank-specific implementations for
performance, and the question is how high is the rank in practice?

----- Original Message -----
Cc: "netcdfgroup" <netcdfgroup@xxxxxxxxxxxxxxxx>; "java-dev"
<java-dev@xxxxxxxxxxxxxxxx>
Sent: Thursday, October 11, 2001 11:32 AM


> John:  What's wrong with 'N'?  I don't see why a limit should be placed
> on maximum dimensionality.  Math packages I'm familiar with, including
> matlab (I think), PDL (perl data language) and APL do not place an upper
> limit.
>
> Regards,
>
>   Doug Hunt
>
> John Caron wrote:
> >
> > I am on a group considering how to add multidimensional arrays to Java.
We
> > have a question as to how many dimensions are needed. Fortran allows up
to 7
> > dimensions, but I have seen mostly 4 and occasionally 5 dimensional
arrays.
> >
> > I would like to solicit any and all advice or experience in this regard.
> >
> > Thank you,
> > John Caron
> > caron@xxxxxxxxxxxxxxxx
>
> --
> dhunt@xxxxxxxx
> Software Engineer III, Sometimes Sysadmin
> UCAR - COSMIC, Tel. (303) 497-2611
>

• Follow-Ups:
  • Re: How many dimensions are needed?
    • From: Mark Hadfield

• References:
  • How many dimensions are needed?
    • From: John Caron
  • Re: How many dimensions are needed?
    • From: Doug Hunt