def _max_residual_condition(residual_index, accuracy):
"""continue if the maximum deviation from zero is bigger than desired accuracy"""
if accuracy is None:
return lambda *args: True
else:
return lambda *args: math.max(math.abs(args[residual_index])) > accuracy
def loop_condition(_1, _2, _3, residual, _i):
'''continue if the maximum deviation from zero is bigger than desired accuracy'''
return math.max(math.abs(residual)) >= accuracy