我想知道rsi1和rsi2交叉時的價格，幫忙寫個公式

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?來源:程序化99

?參考

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N1:=7;
N2:=14;
LC := REF(CLOSE,1);
RSI1:SMA(MAX(CLOSE-LC,0),N1,1)/SMA(ABS(CLOSE-LC),N1,1)*100;
RSI2:SMA(MAX(CLOSE-LC,0),N2,1)/SMA(ABS(CLOSE-LC),N2,1)*100;
VALUEWHEN(CROSS(RSI1,RSI2),C);