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Upward arrows are often used to indicate an increase in a numerical value, and downward arrows indicate a decrease. In mathematical logic, a right-facing arrow indicates material conditional, and a left-right (bidirectional) arrow indicates if and only if, an upwards arrow indicates the NAND operator (negation of conjunction), an downwards arrow indicates the NOR operator (negation of ...
As of Unicode version 16.0, there are 155,063 characters with code points, covering 168 modern and historical scripts, as well as multiple symbol sets.This article includes the 1,062 characters in the Multilingual European Character Set 2 subset, and some additional related characters.
Arrows is a Unicode block containing line, curve, and semicircle symbols terminating in barbs or arrows. Block. Arrows Official Unicode Consortium code chart ...
Miscellaneous Symbols and Arrows (Unicode block) includes more geometric shapes Miscellaneous Symbols and Pictographs (Unicode block) includes several geometric shapes of different colors Mathematical operators and symbols in Unicode
right fish tail Sometimes used for “relation”, also used for denoting various ad hoc relations (for example, for denoting “witnessing” in the context of Rosser's trick ). The fish hook is also used as strict implication by C.I.Lewis p {\displaystyle p} ⥽ q ≡ ( p → q ) {\displaystyle q\equiv \Box (p\rightarrow q)} .
Miscellaneous Symbols and Arrows is a Unicode block containing arrows and geometric shapes with various fills, astrological symbols, technical symbols, intonation marks, and others. Block [ edit ]
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Three lines converging right ⚞ U+269E ⚞ Someone speaking closed captioning symbol (from ARIB STD B24) Three lines converging left ⚟ U+269F ⚟ Background speaking closed captioning symbol (from ARIB STD B24) Warning sign: ⚠: U+26A0 ⚠ High voltage sign: ⚡︎: U+26A1 ⚡ Doubled female sign ⚢ U+26A2 ⚢ Female ...