Discrete Mathematics with Applications 4th Edition

Published by Cengage Learning
ISBN 10: 0-49539-132-8
ISBN 13: 978-0-49539-132-6

Chapter 8 - Relations - Exercise Set 8.1 - Page 448: 12

Answer

No, because if it's not onto that means there are elements in the co-domain that are not connected to any element in the domain, which means in the inverse there are elements in the domain that are not connected on the co-domain which invalidate the function definition.

Work Step by Step

No, because if it's not onto that means there are elements in the co-domain that are not connected to any element in the domain, which means in the inverse there are elements in the domain that are not connected on the co-domain which invalidate the function definition.
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