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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 beta coefficient, the non-diversifiable risk, of an asset in mathematical finance; the sideslip angle of an airplane; a beta particle (e − or e +) the beta brain wave in brain or cognitive sciences; ecliptic latitude in astronomy; the ratio of plasma pressure to magnetic pressure in plasma physics; β-reduction in lambda calculus
Alpha / ˈ æ l f ə / [1] (uppercase Α, lowercase α) [a] is the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of one. Alpha is derived from the Phoenician letter aleph, which is the West Semitic word for "ox". [2] Letters that arose from alpha include the Latin letter A and the Cyrillic letter А.
The word alphabet is a compound of alpha and beta, the names of the first two letters in the Greek alphabet. Old English was first written down using the Latin alphabet during the 7th century. During the centuries that followed, various letters entered or fell out of use. By the 16th century, the present set of 26 letters had largely stabilised:
Alpha is a way to measure excess return, while beta is used to measure the volatility, or risk, of an asset. Beta might also be referred to as the return you can earn by passively owning the market.
Alpha with circumflex and rough breathing: Archaic letter denoting the presence of /h/ prior to the vowel, with a high or falling pitch Ᾱᾱ: Alpha with macron: Archaic letter denoting a long vowel Ᾰᾰ: Alpha with breve: Archaic letter denoting a short vowel ᾼᾳ: Alpha with subscript iota: Archaic letter denoting a long diphthong ᾴ
The following is a Unicode collation algorithm list of Greek characters and those Greek-derived characters that are sorted alongside them. [2] [3] [4]Most of the characters of the blocks listed above are included, except for the Ancient Greek Numbers, Ancient Symbols and Ancient Greek Musical Notation.
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