- disjoint covering
- мат. дизъюнктное покрытие
Большой англо-русский и русско-английский словарь. 2001.
disjoint covering
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Covering space — A covering map satisfies the local triviality condition. Intuitively, such maps locally project a stack of pancakes above an open region, U, onto U. In mathematics, more specifically algebraic topology, a covering map is a continuous surjective… … Wikipedia
Covering problem of Rado — The covering problem of Rado is an unsolved problem in geometry concerning covering planar sets by squares. It was formulated in 1928 by Tibor Radó and has been generalized to more general shapes and higher dimensions by Richard Rado. Formulation … Wikipedia
Covering system — In mathematics, a covering system (also called a complete residue system) is a collection of finitely many residue classes whose union covers all the integers. Unsolved problems in mathematics For any arbitrarily large natural number N does there … Wikipedia
Covering graph — In the mathematical discipline of graph theory, a graph C is a covering graph of another graph G if there is a covering map from the vertex set of C to the vertex set of G. A covering map f is a surjection and a local isomorphism: the… … Wikipedia
Covering number — Not to be confused with Winding number or degree of a continuous mapping, sometimes called covering number or engulfing number . In mathematics, the ε covering number of a metric space (X, d), for some ε > 0, is the minimum… … Wikipedia
covering space — noun a) A map from a topological space onto another by local homeomorphisms of disjoint preimages. b) The space so mapped … Wiktionary
Vitali covering lemma — In mathematics, the Vitali covering lemma is a combinatorial and geometric result commonly used in measure theory of Euclidean spaces. tatement of the lemma* Finite version: Let B {1},...,B {n} be any collection of d dimensional balls contained… … Wikipedia
Lebesgue covering dimension — or topological dimension is one of several inequivalent notions of assigning a topological invariant dimension to a given topological space. Contents 1 Definition 2 Examples 3 Properties 4 … Wikipedia
Besicovitch covering theorem — In mathematical analysis, a Besicovitch cover is an open cover of a subset E of the Euclidean space R N by balls such that each point of E is the center of some ball in the cover.The Besicovitch covering theorem asserts that there exists a… … Wikipedia
Whitney covering lemma — In mathematical analysis, the Whitney covering lemma is a lemma which asserts the existence of a certain type of partition of an open set in a Euclidean space. Originally it was employed in the proof of Hassler Whitney s extension theorem. The… … Wikipedia
Uniformly most powerful test — In statistical hypothesis testing, a uniformly most powerful (UMP) test is a hypothesis test which has the greatest power 1 eta among all possible tests of a given size α . For example, according to the Neyman Pearson lemma, the likelihood ratio … Wikipedia
