(PHP 5, PHP 7) Raise an arbitrary precision number to another, reduced by a specified modulus

(PECL trader >= 0.2.0) Variance array trader_var

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Finds whether a value is infinite

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Hyperbolic tangent

(PECL trader >= 0.2.0) Vector Arithmetic Exp

(PECL trader >= 0.2.0) Stochastic Fast array

(PECL trader >= 0.2.0) Directional Movement Index

(PECL trader >= 0.2.0) Aroon array trader_aroon

(PECL stats >= 1.0.0) Not documented float

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Scan for 1