In such cases this lemma

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• Lemma (linguistics) — In linguistics a lemma (plural lemmas or lemmata ) has two distinct interpretations: # morphology / lexicography: the canonical form or citation form of a set of forms (headword); e.g. in English, run , runs , ran and running are forms of the… …   Wikipedia

• Lemma (morphology) — In morphology and lexicography, a lemma (plural lemmas or lemmata) is the canonical form, dictionary form, or citation form of a set of words (headword). In English, for example, run, runs, ran and running are forms of the same lexeme, with run… …   Wikipedia

• Fatou's lemma — In mathematics, Fatou s lemma establishes an inequality relating the integral (in the sense of Lebesgue) of the limit inferior of a sequence of functions to the limit inferior of integrals of these functions. The lemma is named after the French… …   Wikipedia

• Ogden's lemma — In the theory of formal languages, Ogden s lemma (named after William F. Ogden) provides an extension of flexibility over the pumping lemma for context free languages. Ogden s lemma states that if a language L is context free, then there exists… …   Wikipedia

• Céa's lemma — is a lemma in mathematics. It is an important tool for proving error estimates for the finite element method applied to elliptic partial differential equations. Contents 1 Lemma statement 2 Error estimate in the energy norm 3 …   Wikipedia

• Bramble-Hilbert lemma — In mathematics, particularly numerical analysis, the Bramble Hilbert lemma, named after James H. Bramble and Stephen R. Hilbert, bounds the error of an approximation of a function extstyle u by a polynomial of order at most extstyle m 1 in terms… …   Wikipedia

• Pumping lemma for context-free languages — The pumping lemma for context free languages, also known as the Bar Hillel lemma, is a lemma that gives a property that all context free languages have. Its primary use is to prove a language is not context free.The pumping lemma for context free …   Wikipedia

• Riemann-Lebesgue lemma — In mathematics, the Riemann Lebesgue lemma (one of its special cases is also called Mercer s theorem), is of importance in harmonic analysis and asymptotic analysis. It is named after Bernhard Riemann and Henri Lebesgue. The lemma says that the… …   Wikipedia

• Schwartz-Zippel lemma and testing polynomial identities — Polynomial identity testing is the problem of determining whether a given multivariate polynomial is the0 polynomial or identically equal to 0. The input to the problem is an n variable polynomial over a fieldF. It can occur in the following… …   Wikipedia

• Vector space — This article is about linear (vector) spaces. For the structure in incidence geometry, see Linear space (geometry). Vector addition and scalar multiplication: a vector v (blue) is added to another vector w (red, upper illustration). Below, w is… …   Wikipedia

• Proofs of Fermat's little theorem — This article collects together a variety of proofs of Fermat s little theorem, which states that:a^p equiv a pmod p ,!for every prime number p and every integer a (see modular arithmetic). Simplifications Some of the proofs of Fermat s little… …   Wikipedia