Exemple de sortie écran :
 Ab :
 I1 I2 I3 I4 I5 I6 
 +1.00 -1.00 -1.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 
 +0.00 +0.00 +1.00 -1.00 -1.00 +0.00 +0.00 +0.00 +0.00 
 +0.00 +1.00 +0.00 +0.00 +1.00 -1.00 +0.00 +0.00 +0.00 
 -1.00 +0.00 +0.00 +1.00 +0.00 +1.00 +0.00 +0.00 +0.00 
 +0.00 -50.00 +0.00 +0.00 +0.00 -20.00 +0.00 +0.00 -90.00 
 +0.00 +50.00 -20.00 +0.00 -10.00 +0.00 +0.00 +0.00 +0.00 
 +0.00 +0.00 +0.00 -50.00 +10.00 +20.00 +0.00 +0.00 +0.00 
 +0.00 +0.00 -20.00 -50.00 +0.00 +0.00 +0.00 +0.00 -90.00 
 ------------------------------------ 
 Copy/Past into the octave window.
 Ab=[
+1,-1,-1,+0,+0,+0,+0,+0,+0;
+0,+0,+1,-1,-1,+0,+0,+0,+0;
+0,+1,+0,+0,+1,-1,+0,+0,+0;
-1,+0,+0,+1,+0,+1,+0,+0,+0;
+0,-50,+0,+0,+0,-20,+0,+0,-90;
+0,+50,-20,+0,-10,+0,+0,+0,+0;
+0,+0,+0,-50,+10,+20,+0,+0,+0;
+0,+0,-20,-50,+0,+0,+0,+0,-90]
 rref(Ab.00000000001)
 ------------------------------------ 
 gj_TP_mR(Ab) :
 I1 I2 I3 I4 I5 I6 
 +1.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +3.00 
 +0.00 +1.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +1.00 
 +0.00 +0.00 +1.00 +0.00 +0.00 +0.00 +0.00 +0.00 +2.00 
 +0.00 +0.00 +0.00 +1.00 +0.00 +0.00 +0.00 +0.00 +1.00 
 +0.00 +0.00 +0.00 +0.00 +1.00 +0.00 +0.00 +0.00 +1.00 
 +0.00 +0.00 +0.00 +0.00 +0.00 +1.00 +0.00 +0.00 +2.00 
 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 
 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 +0.00 
 Press return to continue.