symbol of plus or minus - Search
Open links in new tab
 
  1. Plus–minus sign - Wikipedia

    • The plus–minus sign or plus-or-minus sign (±) and the complementary minus-or-plus sign (∓) are symbols with broadly similar multiple meanings. In mathematics, the ± sign generally indicates a choice of exactly two possible values, one of which is obtained through addition and the other through subtraction.In statistics and experimental science… See more

    History

    A version of the sign, including also the French word ou ("or"), was used in its mathematical meaning by Albert Girard in … See more

    Usage

    In mathematical formulas, the ± symbol may be used to indicate a symbol that may be replaced by either of the plus and minus signs, + or −, allowing the formula to represent two values or two equations.
    If x = 9, on… See more

    Encodings

    • In Unicode: U+00B1 ± PLUS-MINUS SIGN
    • In ISO 8859-1, -7, -8, -9, -13, -15, and -16, the plus–minus symbol is code 0xB1hex. This location was copied to Unicode.
    • In HTML, the symbol also has character entity reference representations … See more

    Similar characters

    The plus–minus sign resembles the Chinese characters 土 (Radical 32) and 士 (Radical 33), whereas the minus–plus sign resembles 干 (Radical 51). See more

    See also
     
    Kizdar net | Kizdar net | Кыздар Нет