parabolic cone
1parabolic — par·a·bol·ic || ‚pærÉ™ bÉ‘lɪk / bÉ’ adj. proverbial, of a short tale that teaches a moral lesson; resembling a riddle, enigmatic; allegorical, symbolic adj. pertaining to a parabola, pertaining to curve formed by the intersection of a cone …
2Nose cone design — Given the problem of the aerodynamic design of the nose cone section of any vehicle or body meant to travel through a compressible fluid medium (such as a rocket or aircraft, missile or bullet), an important problem is the determination of the… …
3Light cone coordinates — In relativity, light cone coordinates is a special coordinate system where two of the coordinates, x+ and x are null coordinates and all the other coordinates are spatial. Call them x perp.Assume we re working with a (d,1) Lorentzian… …
4karst cone — A conically shaped residual hill in karst with a rounded top and relatively steep, convex (e.g., parabolic) side slopes, commonly in tropical climates. Compare: karst tower, mogote. SW & WW …
5Möbius transformation — Not to be confused with Möbius transform or Möbius function. In geometry, a Möbius transformation of the plane is a rational function of the form of one complex variable z; here the coefficients a, b, c, d are complex numbers satisfying ad − …
6Conic section — Types of conic sections: 1. Parabola 2. Circle and ellipse 3. Hyperbola …
7photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such …
8Eye — For other uses, see Eye (disambiguation), Ocular (disambiguation), Ocular, and Oculus. For taxon specific articles, see human eye, simple eye in invertebrates, mollusc eye, and arthropod eye. Eye …
9Orbifold — This terminology should not be blamed on me. It was obtained by a democratic process in my course of 1976 77. An orbifold is something with many folds; unfortunately, the word “manifold” already has a different definition. I tried “foldamani”,… …
10Lorentz group — Group theory Group theory …
