Mathematics, 24.06.2019 18:40 kingnatsu579

Show that the function of example is not one-to-one. (example: let f be the set of all nonempty finite sets of integers, so f ⊆ of calligraphic p(z). define a function s: f → z by setting s(x) to be the sum of all the elements of x.)

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Show that the function of example is not one-to-one. (example: let f be the set of all nonempty fin...