Arg

Arg[z] gives the argument of the complex number z.

Arg[z] is left unevaluated if z is not a numeric quantity.

Arg[z] gives the phase angle of z in radians.

The result from Arg[z] is always between and .

See also: Abs, ArcTan, Im, Re.

    

Examples

Using InstantCalculators

Here is the InstantCalculator for the Arg function. Enter the parameters for your calculation and click Calculate to see the result.

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Entering Commands Directly

You can paste a template for this command via the Text Input button on the Arg Function Controller.

The argument of a complex number z gives the angle that the line from to z makes with the positive real axis.

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This gives the arguments of the units in the complex plane.

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