Discrete Mathematics with Applications 4th Edition

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

Chapter 2 - The Logic of Compound Statements - Exercise Set 2.2 - Page 50: 45

Answer

If this computer program produces error messages during translation, then it is not correct.

Work Step by Step

• Original statement – A necessary condition for this computer program to be correct is that it not produce error messages during translation. • "r is a necessary condition for s" statement – Not producing errors messages during translation is a necessary condition for this computer program to be correct. • Necessary condition if-then statement (~r→~s) – If this computer program produces error messages during translation, then it is not correct.
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