qnewton/sr1: Rosenbrock's valley function
start point:         3          3 
nsteps=51  ncalls=321
minimum    :         1          1 
f(x_min)          = 7.747399E-10
|gradient| goal   = 0.0001
|gradient| actual = 3.214344E-05
test passed
qnewton/broyden: Rosenbrock's valley function
start point:         3          3 
nsteps=41  ncalls=217
minimum    :         1          1 
f(x_min)          = 2.152495E-11
|gradient| goal   = 0.0001
|gradient| actual = 1.952789E-05
test passed

qnewton/sr1: Himmelblau's function
start point:         5          3 
nsteps=10  ncalls=55
minimum    :     -2.81       3.13 
f(x_min)          = 9.794395E-13
|gradient| goal   = 0.0001
|gradient| actual = 1.413644E-05
test passed
qnewton/broyden: Himmelblau's function
start point:         5          3 
nsteps=10  ncalls=55
minimum    :     -2.81       3.13 
f(x_min)          = 2.64719E-12
|gradient| goal   = 0.0001
|gradient| actual = 1.716315E-05
test passed

simplex.downhill: Rosenbrock's valley function
start point:         3          3 
nsteps=81  ncalls=180
minimum    :         1          1 
f(x_min)          = 5.787692E-08

simplex.downhill: Himmelblau's function
start point:         5          3 
nsteps=47  ncalls=106
minimum    :         3          2 
f(x_min)          = 6.737413E-06