# undefined

121

**Radio Data System**— The RDS Logo Radio Data System, or RDS, is a communications protocol standard for embedding small amounts of digital information in conventional FM radio broadcasts. RDS standardises several types of information transmitted, including time,… …122

**Administrative divisions of Portugal**— The border between the municipalities of Lisbon and Oeiras; shared also by the civil parishes of Santa Maria de Belém (Lisbon) and Algés (Oeiras) Administratively, Portugal is a unitary and decentralized State. Nonetheless, operationally, it is… …123

**Walter A. Shewhart**— Walter Andrew Shewhart (pronounced like Shoe heart , March 18, 1891 March 11, 1967) was an American physicist, engineer and statistician, sometimes known as the father of statistical quality control .W. Edwards Deming said of him:: As a… …124

**ALGOL 68**— Infobox programming language name = ALGOL 68 paradigm = multi paradigm: concurrent bull; imperative year = 1968, last revised 1973 designer = A. van Wijngaarden, B.J. Mailloux, J.E.L. Peck and C.H.A. Koster, et al. developer = latest release… …125

**Raygun**— A stereotypical raygun as shown in a 1955 patent application for a toy. This article is about weapons. For other meanings, see Raygun (disambiguat …126

**Real projective line**— In real analysis, the real projective line (also called the one point compactification of the real line, or the projectively extended real numbers ), is the set mathbb{R}cup{infty}, also denoted by widehat{mathbb{R and by mathbb{R}P^1.The symbol… …127

**EIA-708**— is the standard for closed captioning for ATSC digital television streams in the United States and Canada. It was developed by the Electronic Industries Alliance.Unlike most DVB captions, EIA 708 captions are textual like traditional Line 21… …128

**Lévy distribution**— Probability distribution name =Lévy (unshifted) type =density pdf cdf parameters =c > 0, support =x in [0, infty) pdf =sqrt{frac{c}{2pi frac{e^{ c/2x{x^{3/2 cdf = extrm{erfc}left(sqrt{c/2x} ight) mean =infinite median =c/2( extrm{erf}^{… …