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kotlin-stdlib / kotlin.math / ln

ln

Common
JVM
JS
Native
1.2
fun ln ( x : Double ) : Double
(Common source) (JVM source) (JS source) (Native source)
fun ln ( x : Float ) : Float
(Common source) (JVM source) (JS source) (Native source)

Computes the natural logarithm (base E ) of the value x .

Special cases:

  • ln(NaN) is NaN
  • ln(x) is NaN when x < 0.0
  • ln(+Inf) is +Inf
  • ln(0.0) is -Inf
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