diff -r 359aae8f9ec4 -r 277c065ea204 ComplexDoubleArray.st
--- a/ComplexDoubleArray.st	Sun May 06 03:17:53 2018 +0200
+++ b/ComplexDoubleArray.st	Sun May 06 03:19:57 2018 +0200
@@ -1,3 +1,5 @@
+"{ Encoding: utf8 }"
+
 "
  COPYRIGHT (c) 2018 by Claus Gittinger
               All Rights Reserved
@@ -134,6 +136,28 @@
     baseIdx := index * 2.
     self basicAt:(baseIdx - 1) put:aComplex real.
     self basicAt:(baseIdx) put:aComplex imaginary.
+!
+
+at:index put:realPart i:imaginaryPart
+    |baseIdx|
+
+    baseIdx := index * 2.
+    self basicAt:(baseIdx - 1) put:realPart.
+    self basicAt:(baseIdx) put:imaginaryPart.
+!
+
+imaginaryAt:index
+    |baseIdx|
+
+    baseIdx := index * 2.
+    ^ (self basicAt:(baseIdx))
+!
+
+realAt:index
+    |baseIdx|
+
+    baseIdx := index * 2.
+    ^ (self basicAt:(baseIdx - 1))
 ! !
 
 !ComplexDoubleArray methodsFor:'queries'!