Function: partfrac (expr, var)

    • Expands the expression expr in partial fractions.

    Example:
      (%i ) partfrac(1/(s*(s-1)^2), s);
      (%o)1/s-1/(s-1)+1/(s-1)^2

      (%i ) partfrac(1/((s+2)^2*(s+3)), s);
      (%o)1/(s+3)-1/(s+2)+1/(s+2)^2

      (%i ) partfrac(1/(s*((s+2)^2+1)), s);
      (%o)1/(5*s)-(s+4)/(5*(s^2+4*s+5))

    See Also:
    • OCTAVE :: RESIDUE ... The Partial Fraction Expansion of Rational Function

    EXAMPLE: