cycle

[mandjemb]
1 parent 2e8fbd04
Showing 1 changed file with 17 additions and 1 deletions Show diff stats
src/kernel/function/Function.java
@@ -4,6 +4,7 @@ import kernel.Cell;
 import kernel.Formula;
  
 import java.util.ArrayList;
+import java.util.Iterator;
  
 abstract public class Function extends Formula {
  
@@ -16,6 +17,21 @@ abstract public class Function extends Formula {
     abstract public Double eval();
  
     public Boolean createCycle(Cell cell) {
-        return this.listCells.contains(cell);
+ 
+    	boolean cycle=false;
+        if (!this.listCells.contains(cell)){
+        	Iterator<Cell> it=listCells.iterator();
+        	while (it.hasNext() &&!cycle){
+        		if (it.next().containFormula()){
+        			cycle=it.next().getFormula().createCycle(cell);
+        		}
+        	}
+        	return cycle;
+        	
+        }
+        else
+        	return true;
+    	
+    	
     }
 }