Sample size: 2
Nb samples : 5
[-1, -3]
[1, 2]
[-2, -5]
[-1, -3]
[0, -1]
Output samples: 
[-0.974567, -2.93914]
[0.965801, 1.99455]
[-2.01526, -4.97717]
[-0.96098, -2.95937]
[-0.0372085, -1.01735]
