relation of a function

label Algebra
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schedule 1 Day
account_balance_wallet $5

Determine whether each of the following relations is a function from {1, 2, 3, 4, 5} into {3, 2, 1} or not; if no, then identify the part of that failed.

h = {(1, 1), (2, 2), (3, 3), (4, 1), (1, 2), (5, 3)} 

Oct 21st, 2017

h FAILS because the number 1 in the domain repeats. (1, 1) and (1, 2)

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Feb 12th, 2015

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