Theorem - Dictionary Definition and Overview

Theorem :  (noun)
1: a proposition deducible from basic postulates
2: an idea accepted as a demonstrable truth

Based on WordNet 2.0

Theorem : \The"o*rem\, n. [L. theorema, Gr. ? a sight, speculation, theory, theorem, fr. ? to look at, ? a spectator: cf. F. th['e]or[`e]me. See Theory.] 1. That which is considered and established as a principle; hence, sometimes, a rule.

Not theories, but theorems (?), the intelligible products of contemplation, intellectual objects in the mind, and of and for the mind exclusively. --Coleridge.

By the theorems, Which your polite and terser gallants practice, I re-refine the court, and civilize Their barbarous natures. --Massinger.

2. (Math.) A statement of a principle to be demonstrated.

Note: A theorem is something to be proved, and is thus distinguished from a problem, which is something to be solved. In analysis, the term is sometimes applied to a rule, especially a rule or statement of relations expressed in a formula or by symbols; as, the binomial theorem; Taylor's theorem. See the Note under Proposition, n., 5.

Binomial theorem. (Math.) See under Binomial.

Negative theorem, a theorem which expresses the impossibility of any assertion.

Particular theorem (Math.), a theorem which extends only to a particular quantity.

Theorem of Pappus. (Math.) See Centrobaric method, under Centrobaric.

Universal theorem (Math.), a theorem which extends to any quantity without restriction.

Based on Webster's Revised Unabridged Dictionary

Theorem : \The"o*rem\, v. t. To formulate into a theorem.

Based on Webster's Revised Unabridged Dictionary (1913)

Example Usage of Theorem

johnwarren70: Learning Total Probability Law and Bayes' Theorem. http://www.youtube.com/watch?v=UV6bvqZBMjw
sumidiot: putting homotopy limits away for the day. thinking about the three gap Theorem instead.
hirofummy: こないだ James C. Owings, Jr. Diagonalization and the recursion Theorem. Notre Dame J. Formal Logic Vol. 14, No. 1 (1973), 95-99. を 1 ページだけ読んだ。
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