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Re: matching lists

"J.D. Smith" <jdsmith@astro.cornell.edu> writes:
> ...
> The point of which is that cmset_op, while a very complete and
> feature-packed collection of the various *value-based* set
> algorithms proposed over the years, does not solve the *index-based*
> set intersection operation originally requested.  This is a harder
> problem, also solveable for non-sparse sets with histogram and
> reverse indices, or with the full n-squared array comparison.
> ...

A truly excellent analysis.  Thanks.


Craig B. Markwardt, Ph.D.         EMAIL:    craigmnet@cow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response