ICS253_Lecture_08

ICS253_Lecture_08 - Outline Translating Mathematical...

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Unformatted text preview: Outline Translating Mathematical Statements into Statements Involving Nested Quantifiers Translating from Nested Quantifiers into English Translating English Sentences into Logical Expression Negating Nested Quantifiers ICS 253 Lecture 08 Dr. Adel F. Ahmed ICS - CCSE - KFUPM October 27, 2008 Dr. Adel F. Ahmed ICS 253 Lecture 08 Outline Translating Mathematical Statements into Statements Involving Nested Quantifiers Translating from Nested Quantifiers into English Translating English Sentences into Logical Expression Negating Nested Quantifiers Translating Mathematical Statements into Statements Involving Nested Quantifiers The sum of two positive integers ... Example: Every real number except zero has ... Example Expressing lim x a f ( x ) = L Translating from Nested Quantifiers into English Example: x ( C ( x ) y ( C ( y ) F ( x , y ))) Example: x y z (( F ( x , y ) F ( x , z ) y 6 = z )) F ( y , z ) Translating English Sentences into Logical Expression Example: If a person is a female and ... Example: Everyone has exactly one best friend Example: There is a woman who has taken ... Negating Nested Quantifiers Example: x y ( xy = 1) Example: There does not exist a woman who ... Example: lim x a f ( x ) does not exist Dr. Adel F. Ahmed ICS 253 Lecture 08 Outline Translating Mathematical Statements into Statements Involving Nested Quantifiers Translating from Nested Quantifiers into English Translating English Sentences into Logical Expression Negating Nested Quantifiers The sum of two positive integers . . . Example: Every real number except zero has . . . Example Expressing lim x a f ( x ) = L Translating Mathematical Statements into Statements Involving Nested Quantifiers I Some examples are presented to illustrate the techniques and skills of translating Mathematical Statements into Statements Involving Nested Quantifiers Dr. Adel F. Ahmed ICS 253 Lecture 08 Outline Translating Mathematical Statements into Statements Involving Nested Quantifiers Translating from Nested Quantifiers into English Translating English Sentences into Logical Expression Negating Nested Quantifiers The sum of two positive integers . . . Example: Every real number except zero has . . . Example Expressing lim x a f ( x ) = L Example: The sum of two positive integers . . . Example: Translate the statement The sum of two positive integers is always positive into logical expression Dr. Adel F. Ahmed ICS 253 Lecture 08 Outline Translating Mathematical Statements into Statements Involving Nested Quantifiers Translating from Nested Quantifiers into English Translating English Sentences into Logical Expression Negating Nested Quantifiers The sum of two positive integers . . ....
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This note was uploaded on 01/27/2011 for the course ICS 253 taught by Professor Arnasser during the Spring '10 term at GWU.

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ICS253_Lecture_08 - Outline Translating Mathematical...

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