Correction: On the Regularity of Opening Patterns in Building Facades

When this article was first published, an unclear proof correction caused a mistake in the second last paragraph of the Conclusion section.Instead of "Referring to (1), this means when N=0 both regularity and uniformity are maximum, yet when N>0, N=0, N>0 uniformity should have already vanished, in contrast to regularity." it should be "Referring to (1), this means when N=0 both regularity and uniformity are maximum, yet when N>0 uniformity should have already vanished, in contrast to regularity.