[W/K] :: Partial fraction

  Fraction \Frac"tion\, n. [F. fraction, L. fractio a breaking,
     fr. frangere, fractum, to break. See Break.]
     1. The act of breaking, or state of being broken, especially
        by violence. [Obs.]
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              Neither can the natural body of Christ be subject to
              any fraction or breaking up.          --Foxe.
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     2. A portion; a fragment.
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              Some niggard fractions of an hour.    --Tennyson.
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     3. (Arith. or Alg.) One or more aliquot parts of a unit or
        whole number; an expression for a definite portion of a
        unit or magnitude.
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     Common fraction, or Vulgar fraction, a fraction in which
        the number of equal parts into which the integer is
        supposed to be divided is indicated by figures or letters,
        called the denominator, written below a line, over which
        is the numerator, indicating the number of these parts
        included in the fraction; as 1/2, one half, 2/5, two
        fifths.
  
     Complex fraction, a fraction having a fraction or mixed
        number in the numerator or denominator, or in both.
        --Davies & Peck.
  
     Compound fraction, a fraction of a fraction; two or more
        fractions connected by of.
  
     Continued fraction, Decimal fraction, Partial fraction,
        etc. See under Continued, Decimal, Partial, etc.
  
     Improper fraction, a fraction in which the numerator is
        greater than the denominator.
  
     Proper fraction, a fraction in which the numerator is less
        than the denominator.
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