Logical negation (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Logical negation" in Simple English language version.

refsWebsite

Global rank Simple English rank

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mathvault.ca

"Comprehensive List of Logic Symbols". Math Vault. 2020-04-06. Retrieved 2020-09-02.

toronto.edu

math.toronto.edu

"Logic and Mathematical Statements - Worked Examples". www.math.toronto.edu. Retrieved 2020-09-02.

wolfram.com

mathworld.wolfram.com

Weisstein, Eric W. "Negation". mathworld.wolfram.com. Retrieved 2020-09-02.