Give functions f: N --- N that satisfy the following: (a) f is total and 1-1 but not onto (b) f is total and onto but not 1-1.

Question

Give functions f: N ---> N that satisfy the following:
(a) f is total and 1-1 but not onto
(b) f is total and onto but not 1-1.
(c) f is total, 1-1, and onto but not the identity.
(d) f is not total but is onto.

Kunduz · Accepted Answer

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Give functions f: N ---> N that satisfy the following: (a) f