The Excel IMCONJUGATE Function

Function Description

The Excel IMCONJUGATE function returns the complex conjugate of a supplied complex number.

The syntax of the function is:

IMCONJUGATE( inumber )

where the inumber argument is a complex number.

Excel Imconjugate Function Examples

In the spreadsheets below, the Excel Imconjugate function is used find the complex conjugate of five different complex numbers.

Formulas:
A
1=IMCONJUGATE( "5+2i" )
2=IMCONJUGATE( "2-i" )
3=IMCONJUGATE( 6 )
4=IMCONJUGATE( "3i" )
5=IMCONJUGATE( "4+i" )
Results:
A
15-2i
22+i
36
4-3i
54-i

Note that, in the above example spreadsheet, the integer 6, used in cell B3, is equal to the complex number 6+0i.

Further details of the Excel Imconjugate function are provided on the Microsoft Office website.

Imconjugate Function Errors

If you get an error from the Excel Imconjugate Function, this is likely to be one of the following:

Common Errors
 #NUM! - Occurs if the supplied inumber argument is not recognised as a complex number. #VALUE! - Occurs if the supplied inumber argument is a logical value.