Platform and version requirements: JVM (1.2), JS (1.2), Native (1.2)

fun expm1(x: Double): Double

fun expm1(x: Float): Float

Computes exp(x) - 1.

This function can be implemented to produce more precise result for x near zero.

Special cases:

• expm1(NaN) is NaN
• expm1(+Inf) is +Inf
• expm1(-Inf) is -1.0

See Also

exp