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GoLang – Find Natural Logarithm – Log() Function – Examples & Explanation

Log() function is used to find the natural logarithm of the given input (x – parameter) in Go language. The standard math package of Go programming language has Log() function.

Syntax of Log() Function in Go Language

The syntax of Log() function in Go Language is:

Note: float64 is a data type in Go language which has IEEE-754 64-bit floating-point numbers.
Special cases are:
Log(+Inf) = +Inf
Log(0) = -Inf
Log(x < 0) = NaN
Log(NaN) = NaN

Parameters of Log() Function in Go Language

x – Where x is any Valid float64 Input value. This parameter is required.

 

Error Handling

If the x parameter is not a number (numeric value) Log() function returns an error .
If there is no argument (x – input value) passes to the function, then the compiler will produce an error.

 

Return Value of Log() Function in Go Language

Log() function will return the natural logarithm of the given input(x – parameters).

 

GoLang Log() Function Example 1


Output:
NaN

 

GoLang Log() Function Example 2


Output:
2.6009103255443065

 

GoLang Log() Function Example 3


Output:
4.574710978503383

 

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