In mathematics, a formula is a fact, rule, or principle that is expressed in terms of mathematical symbols. Examples of formulas include
inequalities, and asymptotic expressions.
The term "formula" is also commonly used in the theory of logic to mean
sentential formula (also called a propositional
formula), i.e., a formula in propositional
The correct Latin plural form of formula is "formulae," although the less pretentious-sounding "formulas" is more commonly used.
See also Equality
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References Carr, G. S. New York: Chelsea, 1970. Formulas and Theorems in Pure Mathematics. Spiegel,
M. R. New York: McGraw-Hill, 1968. Mathematical
Handbook of Formulas and Tables. Tallarida,
R. J. Boca Raton, FL: CRC
Press, 1992. Pocket
Book of Integrals and Mathematical Formulas, 3rd ed. Weisstein, E. W. "Books about Handbooks of Mathematics."
on Wolfram|Alpha Formula
Cite this as:
Weisstein, Eric W. "Formula." From --A Wolfram Web Resource. MathWorld https://mathworld.wolfram.com/Formula.html