diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash02.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash02.java
index 248f15e..cfe429e 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash02.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash02.java
@@ -37,8 +37,8 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9CDash02 implements FourCornerDotCollePie9 {
 	
-	NXX_01('○'),  // from APL
-	NXX_02('⍥'), // from APL
+	MULTIPLY('×'),
+	DIVIDE('÷'),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash04.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash04.java
index f973550..3050290 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash04.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9c/FCDotPIE9CDash04.java
@@ -37,7 +37,7 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9CDash04 implements FourCornerDotCollePie9 {
 	
-	NXX_01(' '),
+	NXX_01('∓'),
 	NXX_02(' '),
 	NXX_03('∎'),
 	NXX_04(' '),
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash03.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash03.java
index 65cf477..7252896 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash03.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash03.java
@@ -37,9 +37,9 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9DDash03 implements FourCornerDotCollePie9 {
 	
-	NXX_01('×'),
-	NXX_02('÷'),
-	NXX_03('∓'),
+	NXX_1('⊶'),
+	NXX_2('⊷'),
+	NXX_3('⊸'),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash06.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash06.java
index 2bc5710..c62b740 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash06.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash06.java
@@ -37,12 +37,12 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9DDash06 implements FourCornerDotCollePie9 {
 	
-	NXX_01('∴'),
-	NXX_02('∵'), // from APL
-	NXX_03('⋰'),
-	NXX_04('⋱'),
-	NXX_05('⋮'),
-	NXX_06('⋯'),
+	NXX_01(' '),
+	NXX_02(' '),
+	NXX_03(' '),
+	NXX_04(' '),
+	NXX_05(' '),
+	NXX_06(' '),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash08.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash08.java
index 192c7ec..dcfe4d9 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash08.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash08.java
@@ -37,14 +37,14 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9DDash08 implements FourCornerDotCollePie9 {
 	
-	NXX_01('⋈'),
-	NXX_02('⋉'),
-	NXX_03('⋊'),
-	NXX_04('⋋'),
-	NXX_05('⋌'),
-	NXX_06('⊶'),
-	NXX_07('⊷'),
-	NXX_08('⊸'),
+	NXX_01(' '),
+	NXX_02(' '),
+	NXX_03(' '),
+	NXX_04(' '),
+	NXX_05(' '),
+	NXX_06(' '),
+	NXX_07(' '),
+	NXX_08(' '),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash11.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash11.java
index f571066..aef36d5 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash11.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash11.java
@@ -37,17 +37,17 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9DDash11 implements FourCornerDotCollePie9 {
 	
-	NXX_01('∧'), // from APL
-	NXX_02('∨'), // from APL
-	NXX_03('⋀'),
-	NXX_04('⋁'),
-	NXX_05('⋏'),
-	NXX_06('⋎'),
-	NXX_07('⍲'), // from APL
-	NXX_08('⍱'), // from APL
-	NXX_09('⊼'),
-	NXX_10('⊻'),
-	NXX_11('⊽'),
+	NXX_01(' '),
+	NXX_02(' '),
+	NXX_03(' '),
+	NXX_04(' '),
+	NXX_05(' '),
+	NXX_06(' '),
+	NXX_07(' '),
+	NXX_08(' '),
+	NXX_09(' '),
+	NXX_10(' '),
+	NXX_11(' '),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash14.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash14.java
index 2287c23..953d610 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash14.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash14.java
@@ -37,20 +37,20 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9DDash14 implements FourCornerDotCollePie9 {
 	
-	NXX_01('⊲'),
-	NXX_02('⊳'),
-	NXX_03('⋪'),
-	NXX_04('⋫'),
-	NXX_05('⊴'),
-	NXX_06('⊵'),
-	NXX_07('⋬'),
-	NXX_08('⋭'),
-	NXX_09('∆'), // from APL
-	NXX_10('∇'), // from APL
-	NXX_11('⍋'), // from APL
-	NXX_12('⍒'), // from APL
-	NXX_13('⍙'), // from APL
-	NXX_14('⍫'),  // from APL
+	NXX_01(' '),
+	NXX_02(' '),
+	NXX_03(' '),
+	NXX_04(' '),
+	NXX_05(' '),
+	NXX_06(' '),
+	NXX_07(' '),
+	NXX_08(' '),
+	NXX_09(' '),
+	NXX_10(' '),
+	NXX_11(' '),
+	NXX_12(' '),
+	NXX_13(' '),
+	NXX_14(' '),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash15.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash15.java
index db21bd1..f1754d5 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash15.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash15.java
@@ -47,11 +47,11 @@ public enum FCDotPIE9DDash15 implements FourCornerDotCollePie9 {
 	NXX_08('⊉'),
 	NXX_09('⊊'),
 	NXX_10('⊋'),
-	NXX_11('∪'),
-	NXX_12('∩'),
-	NXX_13('⋃'),
-	NXX_14('⋂'),
-	NXX_15('⍝'), // from APL
+	NXX_11('⋈'),
+	NXX_12('⋉'),
+	NXX_13('⋊'),
+	NXX_14('⋋'),
+	NXX_15('⋌'),
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash21.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash21.java
index b013f13..6a9a155 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash21.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/pie9d/FCDotPIE9DDash21.java
@@ -37,27 +37,27 @@ import org.x4o.fc18.cake2.zero33.FCDotCDC1604DashP6;
  */
 public enum FCDotPIE9DDash21 implements FourCornerDotCollePie9 {
 	
-	NXX_01(' '),
-	NXX_02(' '),
-	NXX_03(' '),
-	NXX_04(' '),
-	NXX_05(' '),
-	NXX_06(' '),
-	NXX_07(' '),
-	NXX_08(' '),
-	NXX_09(' '),
-	NXX_10(' '),
-	NXX_11(' '),
-	NXX_12(' '),
-	NXX_13(' '),
-	NXX_14(' '),
-	NXX_15(' '),
-	NXX_16(' '),
-	NXX_17(' '),
-	NXX_18(' '),
-	NXX_19(' '),
-	NXX_20(' '),
-	NXX_21(' '),
+	NXX_01('⊲'),
+	NXX_02('⊳'),
+	NXX_03('⋪'),
+	NXX_04('⋫'),
+	NXX_05('⊴'),
+	NXX_06('⊵'),
+	NXX_07('⋬'),
+	NXX_08('⋭'),
+	NXX_09('∆'), // from APL
+	NXX_10('∇'), // from APL
+	NXX_11('⍋'), // from APL
+	NXX_12('⍒'), // from APL
+	NXX_13('∧'), // from APL
+	NXX_14('∨'), // from APL
+	NXX_15('⊼'),
+	NXX_16('⊻'),
+	NXX_17('⍲'), // from APL
+	NXX_18('⍱'), // from APL
+	NXX_19('⍙'), // from APL
+	NXX_20('⍫'),  // from APL
+	NXX_21('⍝'), // from APL
 	;
 	private final List<Integer> codePointDisplay;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7A.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7A.java
index f0a0d81..2877fa5 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7A.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7A.java
@@ -36,7 +36,7 @@ import org.x4o.fc18.cake2.zero33.dec1.FCDotINC0801DashP8;
 public enum FCDotAPL0127DashP7A implements FourCornerDotColleZero33 {
 	
 	/// SL080000 One is pi
-	__CIRCLE(' '),
+	CIRCLE('○'),
 	
 	// === 2 + 6 boxes
 
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7B.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7B.java
index f38cfb3..863f66f 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7B.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7B.java
@@ -36,7 +36,7 @@ import org.x4o.fc18.cake2.zero33.dec1.FCDotINC0801DashP8;
 public enum FCDotAPL0127DashP7B implements FourCornerDotColleZero33 {
 	
 	/// NEW from dynlog APL
-	__CIRCLE_DOT_XL(' '),
+	CIRCLE_DOT_XL('⍥'),
 	/// NEW from dynlog APL
 	CIRLCE_DOT('⍤'),
 	/// SL250000
@@ -104,9 +104,9 @@ public enum FCDotAPL0127DashP7B implements FourCornerDotColleZero33 {
 	/// SL730000
 	__IOTA(' '),
 	/// SL410000
-	__DOWN_SHOE(' '),
+	DOWN_SHOE('∪'),
 	/// SL400000
-	__UP_SHOE(' '),
+	UP_SHOE('∩'),
 	
 	;
 	
diff --git a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7C.java b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7C.java
index 01741c4..4e3a42a 100644
--- a/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7C.java
+++ b/nx01-x4o-fc18/src/main/java/org/x4o/fc18/cake2/zero33/FCDotAPL0127DashP7C.java
@@ -67,7 +67,7 @@ public enum FCDotAPL0127DashP7C implements FourCornerDotColleZero33 {
 	/// SL280000
 	__QUAD_SLOPE(' '), // was expand
 	/// SL320000
-	__DIAERESIS_DOT(' '), // each item
+	DIAERESIS_DOT('∵'), // each item
 	// SL330000
 	__DELTA_UNDERBAR(' '), // GNU APL: user var: starts (A-Z) or one of the 3 characters _, ∆ , or ⍙
 	/// SL370000