Functions
math.log()
The natural logarithm of `number`: its logarithm to base e. It is defined for a number greater than zero. This is the only logarithm in the namespace. There is no base-10 logarithm, and a script that calls one fails.
Syntax · 1 of 8
math.log(const float number) → const float
Arguments
number required const float The number to use in the calculation. Return Type
const float Syntax · 2 of 8
math.log(input float number) → input float
Arguments
number required input float The number to use in the calculation. Return Type
input float Syntax · 3 of 8
math.log(simple float number) → simple float
Arguments
number required simple float The number to use in the calculation. Return Type
simple float Syntax · 4 of 8
math.log(series float number) → series float
Arguments
number required series float The number to use in the calculation. Return Type
series float Syntax · 5 of 8
math.log(const float number) → const float
Arguments
number required const float The number to use in the calculation. Return Type
const float Syntax · 6 of 8
math.log(input float number) → input float
Arguments
number required input float The number to use in the calculation. Return Type
input float Syntax · 7 of 8
math.log(simple float number) → simple float
Arguments
number required simple float The number to use in the calculation. Return Type
simple float Syntax · 8 of 8
math.log(series float number) → series float
Arguments
number required series float The number to use in the calculation. Return Type
series float Example
//@lipi=2
indicator("math.log Example", overlay=false)
// Log return from the previous bar
logReturn = math.log(close / close[1])
plot(logReturn, title="Log Return", color=color.blue)