Acceleration/Deceleration Technical Indicator (AC) measures acceleration and deceleration of the current driving force. This indicator will change direction before any changes in the driving force, which, in its turn, will change its direction before the price.

Instrument variable: Default or customized instrument used.

Period: Default or customized period used.

Shift variable: number of candles in integer to be shifted backward.

Fast Period: Indicator's parameter for the fast period.

Slow Period: Indicator's parameter for the fast period

Positive: Indicator's output defined by default as a double variable type and computed dynamically.

Negative: Indicator's output defined by default as a double variable type and computed dynamically.