# Lemma

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### Definitions from Wordnet 2.0

• the head of an annotation or gloss
• a subsidiary proposition that is assumed to be true in order to prove another proposition
• the lower and stouter of the two glumes immediately enclosing the floret in most Gramineae

### Definitions from Wiktionary

• a subsidiary proposition that is assumed to be true in order to prove another proposition ,
• the lower and stouter of the two glumes immediately enclosing the floret in most Gramineae ,
• the heading that indicates the subject of an annotation or a literary composition or a dictionary entry

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### Wikipedia Meaning and Definition on 'Lemma'

• Lemma: Lemma may refer to: Lemma (mathematics), a type of proposition Lemma (morphology), the canonical or citation form of a word Lemma (psycholinguistics)
• Zorn's lemma: the film by Hollis Frampton, see Zorns Lemma (film). Zorn's lemma, also known as the Kuratowski–Zorn lemma, after mathematicians Max Zorn and Kazimierz
• Five lemma: abelian category theory, the five lemma is an important and widely used lemma about commutative diagrams. The five lemma is valid not only for abelian categories
• Gauss's lemma: Gauss's lemma can mean any of several lemmas named after Carl Friedrich Gauss: Gauss's lemma (polynomial) Gauss's lemma (number theory) Gauss's lemma (Riemannian
• König's lemma: other uses, see König's theorem (disambiguation). König's lemma or König's infinity lemma is a theorem in graph theory due to Dénes Kőnig (1927). It
• Sperner's lemma: mathematics, Sperner's lemma is a combinatorial analog of the Brouwer fixed point theorem, which is equivalent to it. Sperner's lemma states that every Sperner
• Burnside's lemma: Burnside's lemma, sometimes also called Burnside's counting theorem, the Cauchy–Frobenius lemma or the orbit-counting theorem, is a result in group theory
• Farkas' lemma: Farkas's lemma is a result in mathematics stating that a vector is either in a given convex cone or that there exists a (hyper)plane separating the vector
• Teichmüller–Tukey lemma: In mathematics, the Teichmüller–Tukey lemma (sometimes named just Tukey's lemma), named after John Tukey and Oswald Teichmüller, states that every nonempty
• Diagonal lemma: unrelated uses of the term in mathematics.. In mathematical logic, the diagonal lemma or fixed point theorem establishes the existence of self-referential sentences