Feynman diagram — The Wick s expansion of the integrand gives (among others) the following termNarpsi(x)gamma^mupsi(x)arpsi(x )gamma^ upsi(x )underline{A mu(x)A u(x )};,whereunderline{A mu(x)A u(x )}=int{d^4pover(2pi)^4}{ig {mu u}over k^2+i0}e^{ k(x x )}is the… … Wikipedia
Block diagram — is a diagram of a system, in which the principal parts or functions are represented by blocks connected by lines, that show the relationships of the blocks. [http://pascal.computer.org/sev display/index.action SEVOCAB: Software and Systems… … Wikipedia
Functional flow block diagram — The Functional Flow Block Diagram (FFBD) is a multi tier, time sequenced, step by step flow diagram of the system’s functional flow. [The first version of this article is completely based on the [http://www.faa.gov/about/office org/headquarters… … Wikipedia
Ishikawa diagram — The Ishikawa diagram (or fishbone diagram or also cause and effect diagram ) are diagrams, that shows the causes of a certain event. A common use of the Ishikawa diagram is in product design, to identify desirable factors leading to an overall… … Wikipedia
Activity diagram — An activity diagram is a diagram that shows activities and actions to describe workflows. [ [http://highered.mcgraw hill.com/sites/0077110005/student view0/glossary.html Glossary of Key Terms] at McGraw hill.com. Retrieved 20 July 2008.] In the… … Wikipedia
Color–color diagram — In astronomy, color–color diagrams are a means of comparing the apparent magnitudes of stars at different wavelengths. Astronomers typically observe at narrow bands around certain wavelengths, and objects observed will have different brightnesses … Wikipedia
State diagram — State diagrams is a diagram used in the field of computer science, representing the behavior of a system, which is composed of a finite number of states. There are many forms of state diagrams, which differ slightly and have different semantics.… … Wikipedia
Digital timing diagram — A Digital timing diagram is a representation of a set of signals in the time domain. A timing diagram can contain many rows, usually one of them being the clock. It is a tool that is ubiquitous in digital electronics, hardware debugging, and… … Wikipedia
Jones diagram — A Jones diagram is a type of Cartesian graph developed by Lloyd A. Jones in the 1940s, where each axis represents a different variable. In a Jones diagram, unlike in a Cartesian graph, the +X and X (and +Y and Y) axes represent different… … Wikipedia
Color-color diagram — In astronomy, color color diagrams are a means of comparing the apparent magnitudes of stars at different wavelengths. Astronomers typically observe at narrow bands around certain wavelengths, and objects observed will appear brighter in some… … Wikipedia
Sankey diagram — Sankey diagrams are a specific type of flow diagram, in which the width of the arrows is shown proportionally to the flow quantity. They are typically used to visualize energy or material transfers between processes. ApplicationSankey diagrams… … Wikipedia