Index: mttroot/mtt/bin/trans/m/mtt_optimise.m
==================================================================
--- mttroot/mtt/bin/trans/m/mtt_optimise.m
+++ mttroot/mtt/bin/trans/m/mtt_optimise.m
@@ -52,11 +52,11 @@
   error=1e50;
   theta = theta_0;
   Theta = [];
   Error = [];
   Y = [];
-  iterations = -1;
+  iterations = 0;
   while (abs(error_old-error)>criterion)&&(iterations<max_iterations)
     iterations = iterations + 1;
     error_old_old = error_old;
     error_old = error;
     eval(sprintf("[t,y,y_theta] = \