Definition:Formula

Disambiguation

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Formula may refer to:

• A word or other collation in a formal language
• A well-formed formula: a word approved of by a formal grammar
• A logical formula: a well-formed formula in the context of symbolic logic
• Another word for a propositional function.

Linguistic Note

The plural of formula is usually given nowadays as formulas, but the Classical plural formulae (or even formulæ) is frequently seen, particularly in older literature.