def getBoundingBoxMin(self, invisible=False, space='object'):
        return self.getBoundingBox(invisible, space)[0]
        #return self.getBoundingBox(invisible).min()
:rtype: `Vector`
dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.3/pymel/core/nodetypes.py/Transform.getBoundingBoxMin