New version (Mihaela)

[u/mrichter/AliRoot.git] / STEER / AliMatrixSq.cxx

diff --git a/STEER/AliMatrixSq.cxx b/STEER/AliMatrixSq.cxx
index f5e7232a0c1ba82d2ad0114b2bfe10aae709d109..c34ba271aa457d1c40cc86fc3316ccc24f225151 100644 (file)
--- a/STEER/AliMatrixSq.cxx
+++ b/STEER/AliMatrixSq.cxx
@@ -1,10 +1,15 @@
+/**********************************************************************************************/
+/* Abstract class for matrix used for millepede2 operation.                                   */
+/* Author: ruben.shahoyan@cern.ch                                                             */
+/*                                                                                            */ 
+/**********************************************************************************************/
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <iostream>
 //
 #include "TClass.h"
 #include "TMath.h"
-#include "TVectorD.h"
 #include "AliMatrixSq.h"
 //
 
@@ -15,7 +20,7 @@ ClassImp(AliMatrixSq)
 
 
 //___________________________________________________________
-void AliMatrixSq::MultiplyByVec(Double_t *vecIn,Double_t *vecOut) const
+void AliMatrixSq::MultiplyByVec(const Double_t *vecIn,Double_t *vecOut) const
 {
   // fill vecOut by matrix*vecIn
   // vector should be of the same size as the matrix