Please show all the steps in detail, mention any methods used and be atleast 99% sure of your answer. Take your few hours time. Thank you. :) Suppose I' is a set of formulae. Show that if IU{A, B} H 1 then IE¬(A ^ B). (Hint: The deductiontheorem could help.)

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Answered: Suppose I is a set of formulae. Show…

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Suppose I is a set of formulae. Show that if IU {A, B} ► 1 then IE¬(A ^ B). (Hint: The deduction theorem could help.)

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

Problem 1PE

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Please show all the steps in detail, mention any methods used and be atleast 99% sure of your answer. Take your few hours time. Thank you. :)

Suppose I' is a set of formulae. Show that if IU{A, B} H 1 then IE¬(A ^ B). (Hint: The deduction
theorem could help.)

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