origin

src/Complex.java

 public class Complex {
-
-  public double real;
+  
+    public double real;
   public double imag;
 
   public Complex()
@@ -29,25 +29,35 @@ public class Complex {
 
   public double magnitude()
   {
-    return 1.0;
+    return Math.sqrt(real*real + imag*imag);
   }
 
   public double argument()
   {
-    return 1.0;
+    return Math.atan2(imag, real);
   }
 
   public String toString()
   {
-    return "";
-  }
+    String answer = "";
+    if (real == 0){
+      answer="j" + imag;}
+      else if (imag ==0){
+        answer = Double.toString(real);}
+      else if ( imag < 0){
+        answer = Double.toString(real)+ " - " + "j" + Math.abs(imag);}
+      else {
+        answer = Double.toString(real) + " + " + "j" + imag;}
+      return answer;
+
+    };
+  
 
   public Complex add(Complex complexNum)
   {
     Complex answer = new Complex(0.0,0.0);
-
+    answer.imag = complexNum.imag() + this.imag;
+    answer.real = complexNum.real() + this.real;
     return answer;
   }
-
-
-}
\ No newline at end of file
+}