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The vertical bar is used as a special character in lightweight markup languages, notably MediaWiki 's Wikitext (in the templates and internal links). In LaTeX text mode, the vertical bar produces an em dash (—). The \textbar command can be used to produce a vertical bar.
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. ∀.
Midnight Commander using box-drawing characters in a terminal emulator. Box-drawing characters, also known as line-drawing characters, are a form of semigraphics widely used in text user interfaces to draw various geometric frames and boxes. These characters are characterized by being designed to be connected horizontally and/or vertically with ...
Glossary of mathematical symbols. A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula. As formulas are entirely constituted with symbols of various ...
A with vertical line: Ngbaka Minagende, Pe̍h-ōe-jī, Taiwanese Romanization System and other transliterations of Chinese dialects. A̎ a̎: A with double vertical line: Pe̍h-ōe-jī, Taiwanese Romanization System and other transliterations of Chinese dialects. Ȁ ȁ: A with double grave: Bangolan, Croatian, Accented Slovenian Ȃ ȃ: A with ...
Without proper rendering support, you may see question marks, boxes, or other symbols. The triple bar or tribar, ≡, is a symbol with multiple, context-dependent meanings indicating equivalence of two different things. Its main uses are in mathematics and logic. It has the appearance of an equals sign = with a third line.
A dagger, obelisk, or obelus † is a typographical mark that usually indicates a footnote if an asterisk has already been used. [ 1] The symbol is also used to indicate death (of people) or extinction (of species or languages). [ 2] It is one of the modern descendants of the obelus, a mark used historically by scholars as a critical or ...
Ditto mark. The ditto mark is a shorthand sign, used mostly in hand-written text, indicating that the words or figures above it are to be repeated. [1] [2] The mark is made using "a pair of apostrophes "; [1] "a pair of marks " used underneath a word"; [3] the symbol " ( quotation mark ); [2] [4] or the symbol ” (right double quotation mark). [5]