def __init__(self, atoms, restart=None, logfile='-', trajectory=None, maxstep=None,
master=None, initial=None, rmsd_dev=1000.0, molindixes=None, structure=None,
H0=None, fixed_frame=None, parameters=None, mu=None, A=None, known=None):
BFGS.__init__(self, atoms, restart=restart, logfile=logfile, trajectory=trajectory, maxstep=0.04, master=None)
# initial hessian
self.H0 = H0
self.initial=initial
self.rmsd_dev=rmsd_dev
self.molindixes = molindixes
self.structure = structure
self.fixed_frame = fixed_frame
self.parameters = parameters
