def _get_al_mohy_higham_2012_experiment_1():
 A = np.array([[0.32346, 30000.0, 30000.0, 30000.0], [0, 0.30089, 30000.0, 30000.0], [0, 0, 0.3221, 30000.0], [0, 0, 0, 0.30744]], dtype=float)
 return A

def _get_al_mohy_higham_2012_experiment_1 ( ) : A = np . array ( [ [ 0.32346 , 30000.0 , 30000.0 , 30000.0 ] , [ 0 , 0.30089 , 30000.0 , 30000.0 ] , [ 0 , 0 , 0.3221 , 30000.0 ] , [ 0 , 0 , 0 , 0.30744 ] ] , dtype = float ) return A
return the test matrix from experiment (1) of [1]_ .