**Elements of Life** — Studio album by Tiësto Released 6 April 2007 … Wikipedia

**Elements of Algebra** — is a mathematics textbook by mathematician Leonhard Euler, originally published circa 1765. His Elements of Algebra is one of the first books to set out algebra in the modern form we would recognize today. However, it is sufficiently different… … Wikipedia

**A Case of You** — Infobox Song Name = A Case of You Border = Caption = Type = Artist = alt Artist = Album = Published = Released = track no = Recorded = 1971 Genre = Folk Length = 4:20 Writer = Joni Mitchell Composer = Label = Reprise Producer = Tracks = prev =… … Wikipedia

**Elements of art** — The elements of art are a set of techniques that describe ways of presenting artwork. They are combined with the principles of art in the production of art. [http://www.sanford artedventures.com/study/g art elements.html Definition from Sanford]… … Wikipedia

**Elements of graphical user interfaces** — Graphical user interfaces, also known as GUIs, make it easier for people with little computer skills to work with and use computer software. It is a visual front to a piece of software that links the user to the internal workings of a computer,… … Wikipedia

**Spectrum of a theory** — In model theory, a branch of mathematical logic, the spectrum of a theory is given by the number of isomorphism classes of models in various cardinalities. More precisely, for any complete theory T in a language we write I(T, α) for the number of … Wikipedia

**The vector of a quaternion** — In the 19th century, the vector of a quaternion written Vq was a well defined mathematical entity in the classical quaternion notation system. This article is written using classical nomenclature. In this article the word vector means the… … Wikipedia

**Degree of a field extension** — In mathematics, more specifically field theory, the degree of a field extension is a rough measure of the size of the extension. The concept plays an important role in many parts of mathematics, including algebra and number theory indeed in any… … Wikipedia

**Localization of a ring** — In abstract algebra, localization is a systematic method of adding multiplicative inverses to a ring. Given a ring R and a subset S , one wants to construct some ring R* and ring homomorphism from R to R* , such that the image of S consists of… … Wikipedia

**Logarithm of a matrix** — In mathematics, a logarithm of a matrix is another matrix such that the matrix exponential of the latter matrix equals the original matrix. It is thus a generalization of the scalar logarithm and in some sense an inverse function of the matrix… … Wikipedia

**Partition of a set** — In mathematics, a partition of a set X is a division of X into non overlapping parts or blocks or cells that cover all of X . More formally, these cells are both collectively exhaustive and mutually exclusive with respect to the set being… … Wikipedia