What is the delta
Delta - it's not only the name of the Greek letter. Delta represent and diversified values in mathematics, physics. In addition, this letter names given a number of technical devices.
Delta - the fourth letter of the Greek alphabet, the next after the alpha, beta and gamma. It is consonant "d". Analogs of the letters designating the same sound, there are in almost all languages of the world, except, perhaps, the only hieroglyphic. Russian capital letter "D" in shape is very similar to the Greek uppercase delta and in some fonts have a similar form and small letter "d" .In math capital delta indicate the difference between the two values, for example, as follows: Δ (a; b) = c - is the same as that ab = cThe physics using delta denote lattice spacing, such as crystalline or diffraction. In addition, this letter stands for a number of other mathematical and physical quantities. In some cases, using the title, in other cases - lowercase delta (delta) .Also the title refer to the delta connection of three-phase motor winding triangle (a letter of the Y - connection of the star) .Nemalo objects having a triangular shape, called the deltoid. There deltoid, deltoid location kinescopes with electron guns. Delta is the part of the river, and aircraft with a delta wing is called a hang glider. If at the same time it is equipped with an engine, it is called motodeltaplanom.V as a common noun, the term "delta" is used in relation to a number of geographical objects, one of which, incidentally, is the river. The name "Delta-C" was given to one of the domestic home computers that are compatible with Sinclair ZX Spectrum. He had not produced, but now under the name "Delta" produced independently by two kinds of other domestic goods: table lamps and room log-periodic antenna television. The latter have a shape close to a triangle, for which they get their name. And in the US the name "Delta" are also independently of each other, airline and space launch vehicle. Also, the name of the Greek letter named the manufacturer of power supplies, which can be found in almost every modern monitor.