williams_r

Williams %R momentum oscillator

`williams_r(period)`

Parameters

Name	Type	Description
`period`	int	Number of periods for the high-low range

Formula

%R = ((highest(high, period) - close) / (highest(high, period) - lowest(low, period))) * -100, or -50 when the range is zero

Examples

williams_r(14);  # Standard 14-period Williams %R
williams_r(20);  # 20-period Williams %R
williams_r(14) > -20;  # Overbought condition
williams_r(14) < -80;  # Oversold condition

Returns

float

Range

period must be 2-400

Notes

Inverted scale versus Stochastic (0 is top, -100 is bottom); returns -50 when the range is zero to avoid dividing by zero

References

TradingView: ta.wpr(); developed by Larry Williams

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