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  2. Help:Displaying a formula - Wikipedia

    en.wikipedia.org/wiki/Help:Displaying_a_formula

    As seen in equation ({{EquationNote|1}}), example text... The result looks like this: As seen in equation , example text... The equation number produced by {{EquationNote}} is a link that the user can click to go immediately to the cited equation.

  3. Lookup table - Wikipedia

    en.wikipedia.org/wiki/Lookup_table

    In 493 AD, Victorius of Aquitaine wrote a 98-column multiplication table which gave (in Roman numerals) the product of every number from 2 to 50 times and the rows were "a list of numbers starting with one thousand, descending by hundreds to one hundred, then descending by tens to ten, then by ones to one, and then the fractions down to 1/144 ...

  4. Regular expression - Wikipedia

    en.wikipedia.org/wiki/Regular_expression

    A regular expression (shortened as regex or regexp), [1] sometimes referred to as rational expression, [2] [3] is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by string-searching algorithms for "find" or "find and replace" operations on strings , or for input validation .

  5. Magic number (sports) - Wikipedia

    en.wikipedia.org/wiki/Magic_number_(sports)

    In certain sports, a magic number is a number used to indicate how close a front-running team is to clinching a division title and/or a playoff spot. It represents the total of additional wins by the front-running team or additional losses (or any combination thereof) by the rival teams after which it is mathematically impossible for the rival teams to capture the title in the remaining number ...

  6. Spreadsheet - Wikipedia

    en.wikipedia.org/wiki/Spreadsheet

    The introduction of Lotus 1-2-3 in November 1982 accelerated the acceptance of the IBM Personal Computer. It was written especially for IBM PC DOS and had improvements in speed and graphics compared to VisiCalc on the Apple II, this helped it grow in popularity. [36] Lotus 1-2-3 was the leading spreadsheet for several years.

  7. Conversion (gridiron football) - Wikipedia

    en.wikipedia.org/wiki/Conversion_(gridiron_football)

    A typical lineup for an extra point, from the pre-2015 distance, in a 2007 NFL game between the New England Patriots and the Cleveland Browns. The conversion, try (American football), also known as a point(s) after touchdown, PAT, extra point, two-point conversion, or convert (Canadian football) is a gridiron football play that occurs immediately after a touchdown.

  8. Passer rating - Wikipedia

    en.wikipedia.org/wiki/Passer_rating

    Passer rating (also known as passing efficiency in college football) is a measure of the performance of passers, primarily quarterbacks, in gridiron football. [1] There are two formulas currently in use: one used by both the National Football League (NFL) and Canadian Football League (CFL), and the other used in NCAA football.

  9. Basketball scorekeeping - Wikipedia

    en.wikipedia.org/wiki/Basketball_scorekeeping

    The team that has recorded the most points at the end of a game is declared that game's winner. If a player makes a field goal from within the three-point line, the player scores two points; if that player is fouled in the act of shooting, a made free throw turns it into a three-point play .