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  • and are any two sets.


  • This function shows the complement of the given sets.
  • In , and are two sets.
  • In Set theory,the complement of a set A refers to elements not in A and which will be in the set B(Universal set).
  • So complement os A is defined by:The relative complement of A with respect to a set B, also termed the difference of sets A and B, written , is the set of elements in B but not in A.
  • When all sets under consideration are considered to be subsets of a given set U(Universal Set), the absolute complement of A is the set of elements in U but not in A.