set function benchmark : Oops :-(

[etienne grossmann]

  Sorry,

  in the previous "benchmark" I posted, the "setdiff" function was
not Paul's, but mine, which is just a wrapper around Octave's
"complement". Paul's "setdiff" is somewhat quicker than Octave's
"complement". 

Sizes             :  1      2      5      20     200    50000 
Octave create_set :  0.0021 0.0022 0.0022 0.0022 0.0030 0.3560
Paul's unique     :  0.0013 0.0016 0.0015 0.0016 0.0029 0.4790
OK : sizes 1,  Res : 1

Sizes               :  1      2      5      20     200    50000 
Octave intersection :  0.0042 0.0041 0.0041 0.0051 0.0105 4.6840
Paul's intersect    :  0.0023 0.0035 0.0034 0.0034 0.0052 1.0200
OK : sizes 1,  Res : 1

Sizes        :  1      2      5      20     200    50000 
Octave union :  0.0039 0.0038 0.0039 0.0040 0.0049 0.8280
Paul's union :  0.0020 0.0020 0.0021 0.0021 0.0042 1.0680
OK : sizes 1,  Res : 1

Sizes             :  1      2      5      20     200    50000 
Octave complement :  0.0041 0.0039 0.0042 0.0045 0.0078 4.0740
Paul's setdiff    :  0.0031 0.0034 0.0033 0.0033 0.0055 1.0140
OK : sizes 1,  Res : 1

  Sorry again for the errors in the previous mail,


  Etienne



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