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Delta (/ ˈ d ɛ l t ə /; [1] uppercase Δ, lowercase δ; Greek: δέλτα, délta, ) [2] is the fourth letter of the Greek alphabet. In the system of Greek numerals, it has a value of four. It was derived from the Phoenician letter dalet 𐤃. [3] Letters that come from delta include the Latin D and the Cyrillic Д. A river delta (originally ...
The Greek alphabet has been used to write the Greek language since the late 9th or early 8th century BC. [ 2 ] [ 3 ] It was derived from the earlier Phoenician alphabet , [ 4 ] and is the earliest known alphabetic script to have developed distinct letters for consonants as well as vowels . [ 5 ]
The Bayer designation naming scheme for stars typically uses the first Greek letter, α, for the brightest star in each constellation, and runs through the alphabet before switching to Latin letters. In mathematical finance, the Greeks are the variables denoted by Greek letters used to describe the risk of certain investments.
This is a list of letters of the Greek alphabet. The definition of a Greek letter for this list is a character encoded in the Unicode standard that a has script property of "Greek" and the general category of "Letter". An overview of the distribution of Greek letters is given in Greek script in Unicode.
The Euboean alphabet was used in the cities of Eretria and Chalcis and in related colonies in southern Italy, notably in Cumae, Pithecusae and Rhegion. It was through this variant that the Greek alphabet was transmitted to Italy, where it gave rise to the Old Italic alphabets, including Etruscan and ultimately the Latin alphabet. Some of the ...
Delta commonly refers to: Delta (letter) (Δ or δ), the fourth letter of the Greek alphabet D (NATO phonetic alphabet: "Delta"), the fourth letter in the Latin alphabet
First, many called it simply the coronavirus, then COVID or COVID-19. Now, we are keeping track of descriptors like alpha, beta and gamma, the variants of COVID-19. The World Health Organization ...
Greek letters are frequently used for scientific and symbolic purposes. This category is intended as a list of the Greek letters; details on their usage can be found in their individual articles. This category is intended as a list of the Greek letters; details on their usage can be found in their individual articles.