IMARGUMENT function

Returns the argument Theta (theta), an angle expressed in radians, such that:

Equation

Syntax

IMARGUMENT(inumber)

Inumber     is a complex number for which you want the argument Theta.

Remarks

  • Use COMPLEX to convert real and imaginary coefficients into a complex number.
  • IMARGUMENT is calculated as follows:

Equation

where:

Equation  and

z = x + yi

Example

The example may be easier to understand if you copy it to a blank worksheet.

ShowHow to copy an example

  • Create a blank workbook or worksheet.
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Selecting an example from Help

Selecting an example from Help
  • Press CTRL+C.
  • In the worksheet, select cell A1, and press CTRL+V.
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Formula Description (Result)
=IMARGUMENT("3+4i") Theta argument of 3+4i, in radians (0.927295)
 
 
Applies to:
Excel 2007