This is a combination of MA+Elderray+math assumption.
I found it accidently when I was breaking my head with technicals.
Or say God send FORMULA.
If longar term divergance is > short term divergance*4 , the signal is buy else sale.
ZX would be use for finding a possible crash before it appear but how, I have to think (BTW, I found the same with other terma ma combination)
RK