diff --git a/Code-C/average.c b/Code-C/average.c
index 7d228fd..79dbf4a 100644
--- a/Code-C/average.c
+++ b/Code-C/average.c
@@ -3,8 +3,14 @@
 #include "fileGestion.h"
 #include "initialParameters.h"
 #include "queue.h"
-#include <assert.h>
-
+/**
+ * @brief realize the average calcul
+ * 
+ * @param p array with all the values that will be used for the calcul
+ * @param averageArray array where results are stocked
+ * @param N number of rows in p
+ * @param M number of columns in p
+ */
 void averageCalculation(long **p, double averageArray[] , int N, int M){
     for(int i = 0; i < M-1; i++){
         int j = 0;
@@ -17,16 +23,20 @@ void averageCalculation(long **p, double averageArray[] , int N, int M){
         //printf("%f\n", powerArray[i]);
     }
 }
-bool average(char* rawDataFileName,int N , int M){
+
+/**
+ * @brief function that realize all the action to write one lign in the file averageData.csv
+ * 
+ * @param rawDataFileName name of the raw data file to use to realize the calcul
+ * @param N number of rows in the file
+ * @param M number of columns in the file
+ */
+void average(char* rawDataFileName,int N , int M){
     long **p = getRawDataArray(rawDataFileName,N, M);
     double aver[8];
     if(p !=NULL){
         averageCalculation(p,aver,N,M);
         writeDataInFile("averageData.csv",aver,8);
         freeArray(p,N);
-        return true;
-    }
-    else{
-        return false;
     }
 }
\ No newline at end of file