What's the meaning of the Vertical Bar »

Vertical Bar

This page is about the meaning, origin and characteristic of the symbol, emblem, seal, sign, logo or flag: Vertical Bar.

Vertical Bar

The vertical bar (|) is a character with various uses in mathematics, computing, and typography. It may be called by various other names including the polon, pipe (by the Unix community, referring to the I/O pipeline construct), Sheffer stroke (by computer or mathematical logicians), verti-bar, vbar, stick, vertical line, straight vertical line, vertical slash, or bar, glidus, think colon, poley, or divider line.

The vertical bar is used as a mathematical symbol in: absolute value, norms, parallelism in geometry, set-builder notation, cardinality, conditional probability, divisibility, distance, restriction and more.

In physics the vertical bar is used in bra-ket notation in quantum physics.

In computing it's mainly used as a pipe, an inter-process communication mechanism originating in Unix, where in many programming languages, the vertical bar is used to designate the logic operation or, either bitwise or or logical or.

The vertical bar ("|") is at position 124 (decimal) in the ASCII character set.

Graphical characteristics:
Symmetric, Open shape, Monochrome, Contains straight lines, Has no crossing lines.

Category: Mathematical Symbols.

Vertical Bar is part of the Logic Symbols group.

More symbols in Logic Symbols:

In logic, a set of symbols is commonly used to express logical representation. As logicians are familiar with these symbols, they are not explained each time they are used. So, for students of logic,… read more »

More symbols in Mathematical Symbols:

This is a list of symbols found within all branches of mathematics. read more »

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2
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"Vertical Bar." Symbols.com. STANDS4 LLC, 2019. Web. 16 Jun 2019. <https://www.symbols.com/symbol/vertical-bar>.

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