var1:=if(year>2999 and month>5,0,1);var2:=if(high=close,1.11*close,high)*var1;var3:=if(high=close,0.89*close,low)*var1;var4:=(ref(close,1)+ref(low,1)+ref(high,1)+ref(open,1))/4;var5:=if(ref(low,1)=ref(high,1),1.1*ref(close,1),var4)-ref(low,1);v**:=ref(close,3)-var5;var7:=ref... 20210311