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This article contains special characters. Without proper rendering support, you may see question marks, boxes, or other symbols. Ȳ (minuscule: ȳ) is a letter of the Latin alphabet, formed from Y with the addition of a macron (¯). In modern dictionaries and textbooks for Latin and Old English, ȳ may be used to indicate a long "y" ([yː]).
The bar was intended to be used as the representation for the logical OR symbol. [9] A subsequent draft on May 12, 1966, places the vertical bar in column 7 alongside regional entry codepoints, and formed the basis for the original draft proposal used by the International Standards Organisation . [ 9 ]
propositional logic, Boolean algebra, first-order logic. ⊥ {\displaystyle \bot } denotes a proposition that is always false. The symbol ⊥ may also refer to perpendicular lines. The proposition. ⊥ ∧ P {\displaystyle \bot \wedge P} is always false since at least one of the two is unconditionally false. ∀.
The arithmetic mean of a series of values. x 1 , x 2 , … , x n {\textstyle x_ {1},x_ {2},\ldots ,x_ {n}} is often denoted by placing an "overbar" over the symbol, e.g. x ¯ {\displaystyle {\bar {x}}} , pronounced ". x {\textstyle x} bar". Some commonly used symbols for sample statistics are given below: the sample mean.
varies. An overline, overscore, or overbar, is a typographical feature of a horizontal line drawn immediately above the text. In old mathematical notation, an overline was called a vinculum, a notation for grouping symbols which is expressed in modern notation by parentheses, though it persists for symbols under a radical sign.
U+0331 ̱ COMBINING MACRON BELOW. A macron (/ ˈmækrɒn, ˈmeɪ -/ MAK-ron, MAY-) is a diacritical mark: it is a straight bar ¯ placed above a letter, usually a vowel. Its name derives from Ancient Greek μακρόν (makrón) 'long' because it was originally used to mark long or heavy syllables in Greco-Roman metrics. It now more often marks ...
Typographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases. This list gives those most commonly encountered with Latin script. For a far more comprehensive list of symbols and signs, see List of Unicode characters.
A bar or stroke is a modification consisting of a line drawn through a grapheme. It may be used as a diacritic to derive new letters from old ones, or simply as an addition to make a grapheme more distinct from others. It can take the form of a vertical bar, slash, or crossbar. A stroke is sometimes drawn through the numerals 7 (horizontal ...