# All Math Functions

You are here:

ABS Function

The ABS function returns the absolute value for a number. Negative numbers become positive and positive numbers remain positive.

Example: ABS(CLOSE – OPEN)

The script always evaluates to a positive number, even if the opening price is greater than the closing price.

#### SIN Function

The SIN function returns the sine for a number (angle).

Example: SIN(45)

The script outputs 0.851

#### COS Function

COS returns the cosine for a number (angle).

Example: COS(45)

The script outputs 0.525

#### TAN Function

The TAN function returns the tangent for a number (angle).

Example: TAN(45)

The script outputs 1.619

#### ATN Function

Returns the arctangent for a number.

Example: ATN(45)

The script outputs 1.548

#### EXP Function

EXP raises to the power of a number. The LOG function is the reverse of this function.

Example: EXP(3.26)

The script outputs 26.28

#### LOG Function

Returns the natural logarithm of a positive number. The EXP function is the reverse of this function. Also see LOG10.

Example: LOG(26.28)

The script outputs 3.26

#### LOG10 Function

Returns the base 10 logarithm of a positive number. Also see LOG.

Example: LOG10(26.28)

The script outputs 1.42

#### RND Function

The RND function returns a random number from 0 to a maximum value.

Example: RND(100)

Outputs a random number from 0 to 100.