body{margin:0;} noscript{z-index: 10000; position: fixed; display: block; height: 100%; width: 100%; background: #fff;} noscript .fa{font-size: 40px; display:block; color: #daa520;} noscript div{margin-top: 6%; padding-left: 20px; padding-right: 20px; text-align: center;} You must have JavaScript enabled to use this site.

Recommended

Tests

An error ocurred, try again later!

Chapter {{ article.chapter.number }}

{{ article.number }}.

	{{ 'ml-lesson-number-slides' \| message : article.intro.bblockCount}}
	{{ 'ml-lesson-number-exercises' \| message : article.intro.exerciseCount}}
	{{ 'ml-lesson-time-estimation' \| message }}

Image Credits

{{ item.file.title }}
{{ presentation }}

No file copyrights entries found

Concept

Negation of a Statement

The negation of a statement is a statement that has the opposite meaning as the original statement. The negation of the statement

p

can be written as not

p

or using the symbol

\neg .

Words : Symbols : not p \neg p

Consider an example statement and its negation.

Statement : Negation : A square is a rectangle . A square is \underline{not} a rectangle .

A negation always has the opposite truth value than the original statement. This can be expressed using a truth table.

Negation
$p$	$\neg p$
T	F
F	T

{{ article.displayTitle }}