The Real part reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Real part

A real part is the first element of the ordered pair of real numbers representing a complex number, i.e. if , then the real part is x.

The real part of the complex number returned by a complex function.

If a complex number is of the form , then the imaginary part is .

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