[Rioting_Pacifist]

So i was looking up the paschen-back effect (what happens to spectrums in a strong magnetic field) the image given
here, doesn't include ΔE=(ml+2ms) when its 0
ΔE=0 ml=1 ms=-½ OR ΔE=0 ml=-1 ms=½
is there a reason they are omitted?

But this lecture does include them in the diagram