The categories not represented in a set are known as the complement of a set. To represent the complement of set A, we use the Ac symbol.
To represent the absolute complement of a set, i.e., everything not included in the set, we use the equation Ac = U \ A where the letter “U” represents the given universe. This equation means that everything in the universe, except for A, is the absolute complement of A in U
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The complement symbol Ac
The categories not represented in a set are known as the complement of a set. To represent the complement of set A, we use the Ac symbol.
To represent the absolute complement of a set, i.e., everything not included in the set, we use the equation Ac = U \ A where the letter “U” represents the given universe. This equation means that everything in the universe, except for A, is the absolute complement of A in U