qnewton.sr1: Rosenbrock's valley function
start point:         3          3 
ncalls=448
minimum    :         1          1 
f(x_min)          = 3.97547E-11
|gradient| goal   = 0.0001
|gradient| actual = 9.272552E-05
test passed

qnewton.sr1: Himmelblau's function
start point:         5          3 
ncalls=55
minimum    :     -2.81       3.13 
f(x_min)          = 9.794395E-13
|gradient| goal   = 0.0001
|gradient| actual = 1.413644E-05
test passed

simplex.downhill: Rosenbrock's valley function
start point:         3          3 
ncalls=180
minimum    :         1          1 
f(x_min)          = 5.787692E-08

simplex.downhill: Himmelblau's function
start point:         5          3 
ncalls=106
minimum    :         3          2 
f(x_min)          = 6.737413E-06