Sorry. I mean

a_{i_1i_2\cdots i_m}\approx\sum_{s=1}^p x^1_{i_1s}x^2_{i_2s}\cdots  
x^m_{i_ms}

-- J.

On Mar 27, 2008, at 12:57 , Jan de Leeuw wrote:

> I wrote some functions for multiway CANDECOMP, i.e. for least
> squares fitting of
>
> a_{i_1\cdots i_m}\approx\sum_{s=1}^p x^1_{i_1s}x^1_{i_1s}\cdots  
> x^m_{i_ms}
>
> with arrays of arbitrary dimension. Reminded me of the good old APL
> days. I could not find this in the archives, but if it's already  
> there,
> I would appreciate if someone let me know.
>
> ==========================================================

Jan de Leeuw, 11667 Steinhoff Rd, Frazier Park, CA 93225
home 661-245-1725 skype 661-347-0667 global 254-381-4905
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                 Many nights on the road
        and not dead yet ---
                the end of autumn.       (Basho 1644-1694)



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