(PECL trader >= 0.2.0) Tristar Pattern array

(PECL trader >= 0.2.0) Parabolic SAR - Extended

(PECL trader >= 0.2.0) Rising/Falling Three Methods

(PECL trader >= 0.2.0) Short Line Candle array

(PECL trader >= 0.2.0) Rate of change ratio: (price/prevPrice)

(PECL trader >= 0.2.0) Vector Trigonometric ACos

(PECL trader >= 0.2.0) Vector Arithmetic Add

(PECL trader >= 0.2.0) Vector Log Natural

(PECL trader >= 0.2.0) Vector Trigonometric ATan

(PECL trader >= 0.2.2) Get unstable period