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 .mac: jdeleeuw +++ aim: deleeuwjan +++ skype: j_deleeuw ========================================================== Many nights on the road and not dead yet --- the end of autumn. (Basho 1644-1694) [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.