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  2. Numeric precision in Microsoft Excel - Wikipedia

    en.wikipedia.org/wiki/Numeric_precision_in...

    Excel maintains 15 figures in its numbers, but they are not always accurate; mathematically, the bottom line should be the same as the top line, in 'fp-math' the step '1 + 1/9000' leads to a rounding up as the first bit of the 14 bit tail '10111000110010' of the mantissa falling off the table when adding 1 is a '1', this up-rounding is not undone when subtracting the 1 again, since there is no ...

  3. List of Easter eggs in Microsoft products - Wikipedia

    en.wikipedia.org/wiki/List_of_Easter_eggs_in...

    Windows 3.1 has two visible Easter eggs, both of which reference the Microsoft Bear, which was the mascot of the Windows 3.1 development team. [3] One was the developer credits, where the Bear, along with Bill Gates, Steve Ballmer, and Brad Silverberg, present the email aliases of the Windows 3.1 developers.

  4. Round-off error - Wikipedia

    en.wikipedia.org/wiki/Round-off_error

    In computing, a roundoff error, [1] also called rounding error, [2] is the difference between the result produced by a given algorithm using exact arithmetic and the result produced by the same algorithm using finite-precision, rounded arithmetic. [3]

  5. Spreadsheet - Wikipedia

    en.wikipedia.org/wiki/Spreadsheet

    Use of named column variables x & y in Microsoft Excel. Formula for y=x 2 resembles Fortran, and Name Manager shows the definitions of x & y. In most implementations, a cell, or group of cells in a column or row, can be "named" enabling the user to refer to those cells by a name rather than by a grid reference.

  6. Ferrari Grand Prix results - Wikipedia

    en.wikipedia.org/wiki/Ferrari_Grand_Prix_results

    The table below details the Grand Prix results for Scuderia Ferrari's factory team-entered and privately entered Formula One cars since 1950, with a separate list distinguishing between factory team entries and privateers. This distinction was particularly important in the early years of the Formula One championships.

  7. List of Formula One seasons - Wikipedia

    en.wikipedia.org/wiki/List_of_Formula_One_seasons

    The "formula" in the name alludes to a series of rules established by the FIA to which all participants and vehicles are required to conform. [ 2 ] [ 3 ] The F1 World Championship season consists of a series of races, known as Grands Prix , held usually on purpose-built circuits , and in a few cases on closed city streets ; [ 4 ] the most ...

  8. 2021 Formula One World Championship - Wikipedia

    en.wikipedia.org/wiki/2021_Formula_One_World...

    The 2021 FIA Formula One World Championship was a motor racing championship for Formula One cars which was the 72nd running of the Formula One World Championship.It is recognised by the Fédération Internationale de l'Automobile (FIA), the governing body of international motorsport, as the highest class of competition for open-wheel racing cars.

  9. Symmetric mean absolute percentage error - Wikipedia

    en.wikipedia.org/wiki/Symmetric_mean_absolute...

    The earliest reference to a similar formula appears to be Armstrong (1985, p. 348), where it is called "adjusted MAPE" and is defined without the absolute values in the denominator. It was later discussed, modified, and re-proposed by Flores (1986).