This problem is about giving an example of a function from N to N that is onto, but not one-to-one. Select one of the following choices: O a. CEILING(x/2) O b. x + CEILING(X) - FLOOR(x) ○ c. None of the Given Choices O d. |×| O e. 2-FLOOR(x/2) + 1

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Question 29

Please choose the correct answer.

This problem is about giving an example of a function from N to N that is onto, but
not one-to-one.
Select one of the following choices:
O a. CEILING(x/2)
O b. x + CEILING(X) - FLOOR(x)
○ c. None of the Given Choices
O d. |×|
O e. 2-FLOOR(x/2) + 1
Transcribed Image Text:This problem is about giving an example of a function from N to N that is onto, but not one-to-one. Select one of the following choices: O a. CEILING(x/2) O b. x + CEILING(X) - FLOOR(x) ○ c. None of the Given Choices O d. |×| O e. 2-FLOOR(x/2) + 1
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