(self)
return self.named.data.xmat['thorax', 'zy']
Returns projection from y-axes of thorax to the z-axes of world.
Returns projection from y-axes of thorax to the z-axes of world.
Returns projection from y - axes of thorax to the z - axes of world .
def thorax_upright(self):
    """Returns projection from y-axes of thorax to the z-axes of world."""
    return self.named.data.xmat['thorax', 'zy']
def thorax_upright ( self ) : return self . named . data . xmat [ 'thorax' , 'zy' ]