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The uppercase zeta is not used, because it is normally identical to Latin Z. The lower case letter can be used to represent: The Riemann zeta function in mathematics; The damping ratio of an oscillating system in engineering and physics; The rotational quantity of angular jerk in physics; The effective nuclear charge on an electron in quantum ...
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.
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 ]
C character classification is a group of operations in the C standard library that test a character for membership in a particular class of characters; such as alphabetic, control, etc. Both single-byte, and wide characters are supported.
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 January 2025. Last letter of the Latin alphabet This article is about the letter of the Latin alphabet. For the Greek letter with the same symbol, see Zeta. For other uses, see Z (disambiguation). Z Z z Usage Writing system Latin script Type Alphabetic and logographic Language of origin Latin language ...
Xi (/ z aɪ / ZY or /(k) s aɪ / (K)SY; [1] [2] uppercase Ξ, lowercase ξ; Greek: ξι) is the fourteenth letter of the Greek alphabet, representing the voiceless consonant cluster. Its name is pronounced in Modern Greek. In the system of Greek numerals, it has a value of 60. Xi was derived from the Phoenician letter samekh.
In the Early Cyrillic alphabet its name was землꙗ (zemlja), meaning "earth". The shape of the letter originally looked similar to a Greek letter Ζ or Latin letter Z with a tail on the bottom (ꙁ). Though a majuscule form of this variant (Ꙁ) is encoded in Unicode, historically it was only used as caseless or lowercase. [1]
This article contains phonetic transcriptions in the International Phonetic Alphabet (IPA). For an introductory guide on IPA symbols, see Help:IPA . For the distinction between [ ] , / / and , see IPA § Brackets and transcription delimiters .