A statement which is rigorously not true. Regular two-valued logic allows statements to be only true
or false, but fuzzy logic treats "truth"
as a continuum which can have a value between 0 and 1. The symbol 
is sometimes used to denote "false," although
"F" is more commonly used in truth tables.
False
See also
Alethic, Booleans, Fuzzy Logic, Logic, True, Truth Table, UndecidableExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "False." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/False.html