Wolfram Language & System 10.3 (2015)|Legacy Documentation
This is documentation for an earlier version of the Wolfram Language.View current documentation (Version 11.2)
If you are using notebooks, you can also enter I as by typing EsciiEsc (see "Mathematical Notation in Notebooks: Numerical Calculations"). The form is normally what is used in output. Note that an ordinary means a variable named , not .
|x+I y||the complex number|
|Conjugate[z]||complex conjugate or|
|Arg[z]||the argument in|