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 InstantCalculatorsHere 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 DirectlyYou 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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