vertex — (n.) 1560s, the point opposite the base in geometry, from L. vertex highest point, lit. the turning point, originally whirling column, whirlpool, from vertere to turn (see VERSUS (Cf. versus)). Meaning highest point of anything is first attested… … Etymology dictionary
First Solar — First Solar, Inc. Rechtsform Corporation ISIN US3364331070 Gründung … Deutsch Wikipedia
Vertex configuration — In polyhedral geometry a vertex configuration is a short hand notation for representing a polyhedron vertex figure as the sequence of faces around a vertex. For uniform polyhedra there is only one vertex type and therefore the vertex… … Wikipedia
Vertex model — A vertex model is a type of statistical mechanics model in which the Boltzmann weights are associated with a vertex in the model (representing an atom or particle). This contrasts with a nearest neighbour model, such as the Ising model, in which… … Wikipedia
Vertex cover problem — In computer science, the vertex cover problem or node cover problem is an NP complete problem and was one of Karp s 21 NP complete problems. It is often used in complexity theory to prove NP hardness of more complicated problems. Definition A… … Wikipedia
Vertex (graph theory) — For other uses, see Vertex (disambiguation). A graph with 6 vertices and 7 edges where the vertex number 6 on the far left is a leaf vertex or a pendant vertex In graph theory, a vertex (plural vertices) or node is the fundamental unit out of… … Wikipedia
Vertex (anatomy) — In arthropod and vertebrate anatomy, the vertex (or cranial vertex ) refers to the upper surface of the head.In humans, the vertex is formed by four bones of the skull: the frontal bone, the two parietal bones, and the occipital bone. These bones … Wikipedia
Vertex operator algebra — In mathematics, a vertex operator algebra (VOA) is an algebraic structure that plays an important role in conformal field theory and related areas of physics. They have proven useful in purely mathematical contexts such as monstrous moonshine and … Wikipedia
First-person shooter engine — A first person shooter engine simulates a 3D graphics environment for use in a first person shooter computer or video game. First person refers to the view where the players see the world from the eyes of their characters. Shooter refers to games … Wikipedia
Vertex Pharmaceuticals — Infobox Company company name = Vertex Pharmaceuticals Incorporated company company type = Corporation (NASD: [http://quotes.nasdaq.com/asp/SummaryQuote.asp?symbol=VRTX VRTX] ) foundation = 1989 location = Cambridge, Massachusetts key people =… … Wikipedia
Vertex (curve) — In the geometry of curves a vertex is a point of where the first derivative of curvature is zero. This is typically a local maximum or minimum of curvature. Other special cases may occur, for instance when the second derivative is also zero, or… … Wikipedia