Negation In Mathematical Logic

Definition of Negation in Mathematical Logic

Negation is usually used to deny or reverse a statement. To deny or make a negation of a statement is usually by putting the word "not true" in front of a sentence or by inserting not. "The new statement obtained in such a way is called the negation of an initial statement.

Formula or Symbol of Negation in Mathematical Logic

If p is a statement, the negation of the statement can be written as follows:

p

Information :
p reads "not true p" or "not p"

Example Question of Negation in Mathematical Logic

Please determine the negation of the statements:
p: Jakarta capital of Indonesia
p: Not true Jakarta capital of Indonesia
p: Jakarta is not the capital of Indonesia

Truth Value of Negation

If p is a true value, then p is wrong and vice versa if it is false then p is true, for the truth table it can be seen in the truth table below:

Information :
T = True
F = False / Wrong.

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Referensi :

• To'Ali's book math group accounting and sales

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