How far the high and low stick out above and below an EMA.
Bull power is high minus EMA, bear power is low minus EMA. Bull positive and bear rising is Alexander Elder's classic buy condition.
Worked out by the same code the builder uses, on stored daily candles. Move a setting and the line moves with it. This is what happened, not what will happen.
Entry: Elder ray lower is rising, while Elder ray upper is above 0.
Its size depends on the coin's price; compare it only with its own history.
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