Wide range reversals
Rng:=H-L; 
Buy:=L<Ref(LLV(L,10),-1) AND Rng>Ref(HHV(Rng,10),-1) AND C>((Rng*.75)+L); 
Sell:=H>Ref(HHV(H,10),-1) AND Rng>Ref(HHV(Rng,10),-1) AND C<((Rng*.25)+L); 
D:=If(Buy,-1,If(Sell,1,0)); 
D;