hyperbolas

См. также в других словарях:

• hyperbolas — hy·per·bo·la || haɪ pÉœrbÉ™lÉ™ / pɜːb n. curve consisting of two separate branches (Geometry) …   English contemporary dictionary

• Hyperbola — This article is about a geometrical curve, a conic section. For the term used in rhetoric, see Hyperbole …   Wikipedia

• Conic section — Types of conic sections: 1. Parabola 2. Circle and ellipse 3. Hyperbola …   Wikipedia

• Problem of Apollonius — In Euclidean plane geometry, Apollonius problem is to construct circles that are tangent to three given circles in a plane (Figure 1); two circles are tangent if they touch at a single point. Apollonius of Perga (ca. 262 BC ndash; ca. 190 BC)… …   Wikipedia

• Orthocentric system — Orthocentric system. Notice any point is the orthocenter of the triangle formed by the other three. In geometry, an orthocentric system is a set of four points in the plane one of which is the orthocenter of the triangle formed by the other three …   Wikipedia

• Alvin Lucier — Infobox Person name = Alvin Lucier image size = 200px caption = birth date = Birth date and age|1931|5|14|mf=y birth place = Nashua, New Hampshire death date = death place = occupation = spouse = Alvin Lucier (born May 14, 1931) is an American… …   Wikipedia

• navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… …   Universalium

• Conjugate diameters — Two conjugate diameters of an ellipse. Each edge of the bounding parallelogram is parallel to one of the diameters. In geometry, two diameters of a conic section are said to be conjugate if each chord parallel to one diameter is bisected by the… …   Wikipedia

• Nine-point hyperbola — Contents 1 Discovery 2 Construction 3 See also 4 References 5 External links …   Wikipedia

• hyperboloid — hyperboloidal, adj. /huy perr beuh loyd /, n. Math. a quadric surface having a finite center and some of its plane sections hyperbolas. Equation: x2/a2 + y2/b2 z2/c2 = 1. [1720 30; HYPERBOL(A) + OID] * * * ▪ mathematics       the open surface… …   Universalium

• Nine-point circle — The nine points In geometry, the nine point circle is a circle that can be constructed for any given triangle. It is so named because it passes through nine significant points defined from the triangle. These nine points are: The midpoint of each …   Wikipedia