ARG _ _ _ _ _ _ _ _ _ _ _ _ operator

If complex and rounded are on, and arg evaluates to a complex number, arg returns the polar angle of arg, measured in radians. Otherwise an expression in arg is returned.

examples:

arg(3+4i) 

  ARG(3 + 4*I) 


on rounded, complex; 

ws; 

  0.927295218002 


arg a; 

  ARG(A)