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23
votes
6answers
1k views
How to select minimal subsets?
I am a newbie, so please point me in the right direction if you feel this question has been answered somewhere else before. Here goes:
Suppose I have a list like this:
...
7
votes
3answers
252 views
how to efficiently apply function to all pairs of a set (and collect the results)
To build a graph, I need to apply a function f[a_, b_] to all pairs of a list (3500 elements). The function itself returns a link ...
7
votes
3answers
217 views
Patternmatching sets
How to match set-patterns against sets?
A set (in the mathematical sense) is a list of elements without repetition and order of elements does not matter. For example, we have a pattern set ...
6
votes
3answers
421 views
Subsets of a list
Consider the following demand of products for the next four months.
data={1,20,3,40};
I could produce the whole demand in the first months, leading to the ...
