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  2. Iota - Wikipedia

    en.wikipedia.org/wiki/Iota

    Iota (/ aɪ ˈ oʊ t ə /; [1] uppercase Ι, lowercase ι; Greek: ιώτα) is the ninth letter of the Greek alphabet.It was derived from the Phoenician letter Yodh. [2] Letters that arose from this letter include the Latin I and J, the Cyrillic І (І, і), Yi (Ї, ї), and Je (Ј, ј), and iotated letters (e.g. Yu (Ю, ю)).

  3. Archaic Greek alphabets - Wikipedia

    en.wikipedia.org/wiki/Archaic_Greek_alphabets

    [1] [2] The local, so-called epichoric, alphabets differed in many ways: in the use of the consonant symbols Χ, Φ and Ψ; in the use of the innovative long vowel letters (Ω and Η), in the absence or presence of Η in its original consonant function (/h/); in the use or non-use of certain archaic letters (Ϝ = /w/, Ϙ = /k/, Ϻ = /s/); and ...

  4. Greek alphabet - Wikipedia

    en.wikipedia.org/wiki/Greek_alphabet

    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 vowels as well as consonants. [5]

  5. Sigma - Wikipedia

    en.wikipedia.org/wiki/Sigma

    Sigma's original name may have been san, but due to the complicated early history of the Greek epichoric alphabets, san came to be identified as a separate letter in the Greek alphabet, represented as Ϻ. [2] Herodotus reports that "san" was the name given by the Dorians to the same letter called "sigma" by the Ionians. [i] [3]

  6. List of Greek letters - Wikipedia

    en.wikipedia.org/wiki/List_of_Greek_letters

    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.

  7. Leonhard Euler - Wikipedia

    en.wikipedia.org/wiki/Leonhard_Euler

    Euler is credited for popularizing the Greek letter (lowercase pi) to denote the ratio of a circle's circumference to its diameter, as well as first using the notation () for the value of a function, the letter to express the imaginary unit, the Greek letter (capital sigma) to express summations, the Greek letter (capital delta) for finite ...

  8. History of the Greek alphabet - Wikipedia

    en.wikipedia.org/wiki/History_of_the_Greek_alphabet

    The letter now known as sigma took its name from sāmekh but its form from šin, while the letter San, which occurred in a few dialects only, took its name from šin but its place in the alphabet from ṣādē. A further Greek letter of uncertain origin, sampi, is found occasionally, and may represent an affricate, such as [t͡s].

  9. Alciphron - Wikipedia

    en.wikipedia.org/wiki/Alciphron

    The form of these letters is exquisitely beautiful, and the language is the pure Attic dialect, such as it was spoken in the best times in familiar but refined conversation at Athens, even though the imaginary writers are country people, fishermen, parasites and courtesans. [2]