**curl** — longitudinal curl … Mechanics glossary

**Helmholtz decomposition** — In mathematics, in the area of vector calculus, Helmholtz s theorem, also known as the fundamental theorem of vector calculus, states that any sufficiently smooth, rapidly decaying vector field can be resolved into irrotational (curl free) and… … Wikipedia

**Western architecture** — Introduction history of Western architecture from prehistoric Mediterranean cultures to the present. The history of Western architecture is marked by a series of new solutions to structural problems. During the period from the… … Universalium

**reptile** — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… … Universalium

**Beetle** — Beetles redirects here. For the band, see The Beatles. For the car, see Volkswagen Beetle. This article is about the insect. For other uses, see Beetle (disambiguation). Beetle Temporal range: 318–0 Ma … Wikipedia

**Conservative vector field** — In vector calculus a conservative vector field is a vector field which is the gradient of a function, known in this context as a scalar potential. Conservative vector fields have the property that the line integral from one point to another is… … Wikipedia

**skeleton** — skeletonless, adj. skeletonlike, adj. /skel i tn/, n. 1. Anat., Zool. the bones of a human or an animal considered as a whole, together forming the framework of the body. 2. any of various structures forming a rigid framework in an invertebrate.… … Universalium

**Hair care** — is an overall term for parts of hygiene and cosmetology involving the hair on the human head. Hair care will differ according to one s hair type and according to various processes that can be applied to hair. All hair is not the same; indeed,… … Wikipedia

**Nepenthes aristolochioides** — An upper pitcher of N. aristolochioides Conservation status … Wikipedia

**Magnetic field** — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For … Wikipedia