From 6ccf7ee500da92b158eee91faec605b74be0b59b Mon Sep 17 00:00:00 2001
From: [mandjemb] <maksoudath.andjembemounirou@polytech-lille.net>
Date: Tue, 11 Jun 2019 08:55:27 +0200
Subject: [PATCH] cycle

---
 src/kernel/function/Function.java | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/kernel/function/Function.java b/src/kernel/function/Function.java
index cf1c27a..cb84d97 100644
--- a/src/kernel/function/Function.java
+++ b/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;
+    	
+    	
     }
 }
--
libgit2 0.21.2