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2013-04-30

Question 1 clarification.

Originally Posted By: mokona

Problem 1 of second group said to "explicitly write down a function f:{0,1,2,3,4}→P({0,1,2,3,4}) of your choice but not the identity function."

Are we supposed to define a function for example, f: x --> (x, 2x)?

Thank you.

'''Originally Posted By: mokona''' Problem 1 of second group said to "explicitly write down a function f:{0,1,2,3,4}→P({0,1,2,3,4}) of your choice but not the identity function." Are we supposed to define a function for example, f: x --> (x, 2x)? Thank you.

-- Question 1 clarification

It should map to the power set. There are only five elements in the domain. Say where each maps, then give the
complement of the domain.

It should map to the power set. There are only five elements in the domain. Say where each maps, then give the complement of the domain.