IMABS function

This article describes the formula syntax and usage of the IMABS function in Microsoft Excel.

Description

Returns the absolute value (modulus) of a complex number in x + yi or x + yj text format.

Syntax

IMABS(inumber)

The IMABS function syntax has the following arguments:

  • Inumber    Required. A complex number for which you want the absolute value.

Remarks

  • Use COMPLEX to convert real and imaginary coefficients into a complex number.

  • The absolute value of a complex number is:

    Equation

    where:

    z = x + yi

Example

Copy the example data in the following table, and paste it in cell A1 of a new Excel worksheet. For formulas to show results, select them, press F2, and then press Enter. If you need to, you can adjust the column widths to see all the data.

Formula

Description

Result

=IMABS("5+12i")

Absolute value of 5+12i

13

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