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  2. Slashed zero - Wikipedia

    en.wikipedia.org/wiki/Slashed_zero

    The slashed zero, , is a representation of the Arabic digit "0" (zero) with a slash through it. This variant zero glyph is often used to distinguish the digit "zero" ("0") from the Latin script letter "O" anywhere that the distinction needs emphasis, particularly in encoding systems, scientific and engineering applications, computer programming ...

  3. Symbols for zero - Wikipedia

    en.wikipedia.org/wiki/Symbols_for_zero

    An alternative, the slashed zero (looking similar to the letter O except for the slash), was primarily used in hand-written coding sheets before transcription to punched cards or tape, and is also used in old-style ASCII graphic sets descended from the default typewheel on the Teletype Model 33 ASR.

  4. Ø - Wikipedia

    en.wikipedia.org/wiki/Ø

    The letter "Ø" is sometimes used in mathematics as a replacement for the symbol "∅" (Unicode character U+2205), referring to the empty set as established by Bourbaki, and sometimes in linguistics as a replacement for same symbol used to represent a zero. The "∅" symbol is always drawn as a slashed circle, whereas in most typefaces the ...

  5. List of typographical symbols and punctuation marks

    en.wikipedia.org/wiki/List_of_typographical...

    Trademark symbol ※ Reference mark: Asterisk, Dagger: Footnote ¤ Scarab (non-Unicode name) ('Scarab' is an informal name for the generic currency sign) § Section sign: section symbol, section mark, double-s, 'silcrow' Pilcrow; Semicolon: Colon ℠ Service mark symbol: Trademark symbol / Slash (non-Unicode name) Division sign, Forward Slash ...

  6. 96 Shortcuts for Accents and Symbols: A Cheat Sheet

    www.aol.com/96-shortcuts-accents-symbols-cheat...

    The post 96 Shortcuts for Accents and Symbols: A Cheat Sheet appeared first on Reader's Digest. ... The top left corner has a key called NumLock, or number lock. ... Adding accents to letters in ...

  7. List of XML and HTML character entity references - Wikipedia

    en.wikipedia.org/wiki/List_of_XML_and_HTML...

    In HTML and XML, a numeric character reference refers to a character by its Universal Coded Character Set/Unicode code point, and uses the format: &#xhhhh;. or &#nnnn; where the x must be lowercase in XML documents, hhhh is the code point in hexadecimal form, and nnnn is the code point in decimal form.

  8. List of Unicode characters - Wikipedia

    en.wikipedia.org/wiki/List_of_Unicode_characters

    HTML and XML provide ways to reference Unicode characters when the characters themselves either cannot or should not be used. A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name.

  9. Null sign - Wikipedia

    en.wikipedia.org/wiki/Null_sign

    Greek letter Φ: majuscule U+03A6 Φ GREEK CAPITAL LETTER PHI and minuscule U+03C6 φ GREEK SMALL LETTER PHI are a part of the Greek alphabet. It sometimes take the form of U+03D5 ϕ GREEK PHI SYMBOL and is used as a sign in different fields of studies. The U+0278 ɸ LATIN SMALL LETTER PHI is used in the IPA for voiceless bilabial fricative.