Assertion: function's input | /r/CapableOf | give same output
Facets:
Source sentences:
text: No two distinct inputs can give the same output.
text: You can also show one-to-oneness algebraically by assuming that two inputs give the same output and then showing that the two inputs must have been equal.
text: You can show that a function is not one-to-one by finding two distinct inputs that give the same output.