fortran indexing? (was Re: oct file: multiply a matrix by a vector)

[Brian Blais]

David Bateman wrote:
> To reduce the number of cache misses you should traverse the matrix in 
> the way it is stored in memory. Octave uses Fortran conventions for the 
> storage and so you should reverse the for loops 

this is the first time that I have heard that Octave uses Fortran
conventions for storage.  Is there a reason for this?  It seems like it
would be more difficult, given that both the scripting language, and
C++, indexes arrays down the column, row by row.

thanks for the input,

                        Brian Blais

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