- closed half-plane
- мат.замкнутая полуплоскость
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Half-space — For other uses, see Half space (disambiguation). In geometry, a half space is either of the two parts into which a plane divides the three dimensional euclidean space. More generally, a half space is either of the two parts into which a… … Wikipedia
Plane (Magic: The Gathering) — In Magic: The Gathering, planes are parallel universes in the Multiverse (which used to be referred to as Dominia.) Planes are often confused with planets by Magic players, because most planes are named after their primary planets. The two main… … Wikipedia
Closed wing — A closed wing is a non planar wing planform concept. The term closed wing encompasses a number of designs, including the annular wing (commonly known as the cylindrical or ring wing), the joined wing, and the box wing. A closed wing can be… … Wikipedia
half-closed interval — part of a plane that borders on only one point (Mathematics) … English contemporary dictionary
Moore plane — In mathematics, the Moore plane, also sometimes called Niemytzki plane (or Nemytskii plane, Nemytskii s tangent disk topology) is a topological space. It is a completely regular Hausdorff space (also called Tychonoff space) which is not normal.… … Wikipedia
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Complex plane — Geometric representation of z and its conjugate in the complex plane. The distance along the light blue line from the origin to the point z is the modulus or absolute value of z. The angle φ is the argument of z. In mathematics … Wikipedia
List of Case Closed chapters — This is a list of chapters in the manga series Case Closed , written by Gosho Aoyama and serialized in Weekly Shōnen Sunday.cite web|url=http://www.animenewsnetwork.com/encyclopedia/manga.php?id=1974|title=Case Closed (manga)|publisher=Anime News … Wikipedia
Sawing a woman in half — is a generic name for a number of different stage magic tricks in which a person (traditionally a female assistant) is apparently sawn or divided into two or more pieces. Contents 1 History 2 Effects and variations 2.1 The Selbit sawing … Wikipedia
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Open and closed maps — In topology, an open map is a function between two topological spaces which maps open sets to open sets.[1] That is, a function f : X → Y is open if for any open set U in X, the image f(U) is open in Y. Likewise, a closed map is a function… … Wikipedia