Jerjer9704 Jerjer9704
  • 16-12-2022
  • Computers and Technology
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given sets w,x,y and z, each of size n, and a collection c of ordered 4-tuples of the form (wi , xj , yk,zl), do there exist n 4-tuples from c so that no two have an element in common? prove that 4-dimensional matching is np-complete

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