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conjugate [Function]

conjugate number => conjugate

Arguments and Values::

number--a number.

conjugate--a number.

Description::

Returns the complex conjugate of number. The conjugate of a

real

number is itself.

Examples::

      (conjugate #c(0 -1)) =>  #C(0 1)
      (conjugate #c(1 1)) =>  #C(1 -1)
      (conjugate 1.5) =>  1.5
      (conjugate #C(3/5 4/5)) =>  #C(3/5 -4/5)
      (conjugate #C(0.0D0 -1.0D0)) =>  #C(0.0D0 1.0D0)
      (conjugate 3.7) =>  3.7
     

Notes::

For a complex number z,

      (conjugate z) == (complex (realpart z) (- (imagpart z)))