O , or o, is the fifteenth letter of the English alphabet.
O may also refer to:
, the official West Japan Railway Company service symbol for the Osaka Loop Line.
O, or o, is the fifteenth letter and the fourth vowel letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is o, plural oes.
Omega is the twenty-fourth and last letter in the Greek alphabet. In the Greek numeric system/isopsephy (gematria), it has a value of 800. The word literally means "great O", as opposed to omicron, which means "little O".
Big O notation is a mathematical notation that describes the limiting behavior of a function when the argument tends towards a particular value or infinity. Big O is a member of a family of notations invented by German mathematicians Paul Bachmann, Edmund Landau, and others, collectively called Bachmann–Landau notation or asymptotic notation. The letter O was chosen by Bachmann to stand for Ordnung, meaning the order of approximation.
Omicron is the fifteenth letter of the Greek alphabet. This letter is derived from the Phoenician letter ayin: . In classical Greek, omicron represented the close-mid back rounded vowel IPA:[o] in contrast to omega which represented the open-mid back rounded vowel IPA:[ɔː] and the digraph ου which represented the long close-mid back rounded vowel IPA:[oː]. In modern Greek, both omicron and omega represent the mid back rounded vowel IPA:[o̞] or IPA:[ɔ̝]. Letters that arose from omicron include Roman O and Cyrillic O|Ю (Cyrillic)|Ю. The word literally means "little O" as opposed to "great O". In the system of Greek numerals, omicron has a value of 70.
No or NO may refer to:
Q, or q, is the seventeenth letter of the English alphabet.
C is the third letter in the Latin alphabet.
E is the fifth letter of the Latin alphabet.
D is the fourth letter of the Latin alphabet.
I is the ninth letter of the Latin alphabet.
R, or r, is the eighteenth letter of the English alphabet.
T, or t, is the twentieth letter of the English alphabet.
N is the fourteenth letter of the English alphabet.
J, or j, is the tenth letter of the English alphabet.
B is the second letter of the Latin alphabet.
A is the first letter of the Latin and English alphabet.
F is the sixth letter of the Latin alphabet.
P, or p, is the sixteenth letter of the English alphabet.
U, or u, is the twenty-first letter of the English alphabet.
O or Oh is the 38th letter of the reformed Armenian alphabet and the 37th letter of the classical Armenian alphabet. This letter was first noticed in a text from the year 1046 at the work փափագանօք (p'ap'aganok').
