LC = REF(CLOSE,1);
RSI$3=SMA(MAX(CLOSE-LC,0),N1,1)/SMA(ABS(CLOSE-LC),N1,1)*100;
P1=P/10;
MID = MA(RSI$3,N);
UPPER= MID + P1*STD(RSI$3,N);
LOWER= MID - P1*STD(RSI$3,N);
b:(RSI$3-LOWER)/(UPPER-LOWER);
x:1;
y:0;
m:0.5;