||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

/* code_begins */

{{{
#Kreyszig Problem Set 12.2 Question 11
i=CC.0
(1-i).argument()
}}}

/* code_ends */

 * '''Solution by''': 
   * <Belinda D'Cunha>, <Lecturer>, <St.Francis Institute Of Technology>
   * <Your Name>, <Profession>, <Organization>