William Vix-Fix is a VertexFX client side VTL indicator which was developed by Larry Williams, it is a powerful indicator that detects intermediate market tops and bottoms.

At first we calculate the highest close of the most recent PERIOD candles. The William Vix-Fix is calculated by subtracting the current low from this value, and dividing this difference by the highest close of the most recent PERIOD candles, and then this value is multiplied by 100.

T3 RSI is a VertexFX client side VTL indicator based on RSI indicator, and is calculated using the T3 smoothing methodology.

The smoothing attempts to reduce the lag and provide the trading trigger. T3 RSI indicator is made from two components; the RSI (white) which is the standard RSI calculated using the RSI_PERIOD, the second component is the T3 RSI (red), which is calculated by smoothing the RSI using the T3 smoothing method using the T3_PERIOD and T3_CURVATURE as the smoothing constant. Both of these indicators are plotted together, and the T3 RSI (red) provides as the signal trigger to the standard RSI.

JMA RSX indicator is a comparative VertexFX client side VTL indicator based upon the Jurik Moving Average methodology of calculating the RSX. It is useful in determining cyclical market trends, especially turning points where the market changes direction.

At first step, smoothed price of the close price over PERIOD is calculated over the PERIOD bars using the Jurik Moving Average method. The minimum PERIOD is 5 bars. This smoothed price is then differentiated against the value PERIOD bars ago to determine the rate of change in price movements.