<Li> If X = ( a , b , c ) and Y = ( apples , oranges , peaches ) , then X = Y because ( ( a , apples ) , ( b , oranges ) , ( c , peaches ) ) is a bijection between the sets X and Y . The cardinality of each of X and Y is 3 . </Li>
<Li> If X = ( a , b , c ) and Y = ( apples , oranges , peaches ) , then X = Y because ( ( a , apples ) , ( b , oranges ) , ( c , peaches ) ) is a bijection between the sets X and Y . The cardinality of each of X and Y is 3 . </Li>
how to write the number of elements in a set
how to write the number of elements in a set
X = ( a , b , c )
X = ( a , b , c )