1.

Prove that the Greatest Integer Function f: R → R given by f(x) = [x], is neither one-once nor onto, where [x] denotes the greatest integer less than or equal to x.

Answer»

Prove that the Greatest Integer
Function f: R → R given by f(x)
= [x], is neither one-once nor onto, where [x] denotes
the greatest integer less than or equal to x.



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