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may not be matched with the same element in ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8da2268e35b6b6daab9c47f71c4c8bf4.png\")
".The statement is " two or more elements in may not be matched with the same element in ".
Definition of a function :
\A function is a special type relation in which each element of the domain is paired with exactly one element of the range.
\Thus, the statement is true.
\ \The statement is true.