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 Microsoft Excel > Functions > Engineering > IMARGUMENT

 

IMARGUMENT(inumber)

 
 Returns the argument (theta), an angle expressed in radians.

 inumberThe complex number for which you want the argument.

 REMARKS
 
  • This function is only available if you have the Analysis ToolPak add-in installed.
     
  • If "inumber" is not in the form x + yi or x + yj, then #NUM! is returned.
     
  • You can use the COMPLEX() function to convert real and imaginary coefficients into a complex number.

     EXAMPLES
     
     A
    1=IMARGUMENT("3+4i") = 0.927
    2=IMARGUMENT("3+4j") = 0.927
    3=IMARGUMENT("3+4k") = #NUM!
    4=IMARGUMENT("some text") = #NUM!
     

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