;; ListOfNatural is one of: ;; - empty ;; (cons Natural ListOfNatural) Is empty a ListOfNatural? In other words, does empty match the type ListOfNatural? O yes no Is (cons 1 (cons 1.5 empty)) a ListOfNatural? O yes no زز

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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Please answer both
;; ListOfNatural is one of:
;; - empty
- (cons Natural ListOfNatural)
Is empty a List Of Natural? In other words, does empty match the type ListOfNatural?
yes
O no
Is (cons 1 (cons 1.5 empty)) a ListOfNatural?
O yes
no
Transcribed Image Text:;; ListOfNatural is one of: ;; - empty - (cons Natural ListOfNatural) Is empty a List Of Natural? In other words, does empty match the type ListOfNatural? yes O no Is (cons 1 (cons 1.5 empty)) a ListOfNatural? O yes no
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