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Click the down-pointing arrow at the right of this box to display other groups; click on the appropriate group to select it. When the cursor is passed over a special-character link, the link is underlined; clicking on the underlined link enters that character at the current cursor position in the edit window. Figure 2.
Upward-pointing arrow [ edit ] In internet forums , on social networking sites such as Facebook, or in online chats , one or more carets may be used beneath the text of another post, representing an upward-pointing arrow to that post; [ 10 ] in addition to the arrow usage, it can also mean that the user who posted the ^ agrees with the above post.
If the character set does not contain an up arrow, the caret (^) is used instead. The superscript notation a b {\displaystyle a^{b}} doesn't lend itself well to generalization, which explains why Knuth chose to work from the inline notation a ↑ b {\displaystyle a\uparrow b} instead.
↑, a notation of Knuth's up-arrow notation for very large integers; ↑, a mathematical game theory position Up; ↑ or Sheffer stroke, the logical connective "not both" or NAND; ↑, the APL function 'take' "Increased" (and similar meanings), in medical notation; ↑, a chemical symbol for production of gas, which bubbles up.
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
The Arrows block contains eight emoji: U+2194–U+2199 and U+21A9–U+21AA. [3] [4]The block has sixteen standardized variants defined to specify emoji-style (U+FE0F VS16) or text presentation (U+FE0E VS15) for the eight emoji, all of which default to a text presentation.
Often a control character can be typed on a keyboard by holding down the Ctrl and typing the character shown after the caret. The notation is often used to describe keyboard shortcuts even though the control character is not actually used (as in "type ^X to cut the text").
In computing, a keyboard shortcut is a sequence or combination of keystrokes on a computer keyboard which invokes commands in software.. Most keyboard shortcuts require the user to press a single key or a sequence of keys one after the other.