Compute the Exponential minus 1 of a Number in R Programming – expm1() Function Improve Improve Like Article Like Save Share Report expm1() function in R Language is used to compute exponential minus 1 i.e, exp()-1. Syntax: expm1(x) Parameters: a, b: number or number vector Example 1: # R program to illustrate # expm1 function # Calling the expm1() function expm1(4) # e5 -1 expm1(10) expm1(15) Output: [1] 53.59815 [1] 22025.47 [1] 3269016 Example 2: # R program to illustrate # expm1 function # Calling the expm1() function expm1(rep(1:5)) expm1(rep(5:8)) Output: [1] 1.718282 6.389056 19.085537 53.598150 147.413159 [1] 147.4132 402.4288 1095.6332 2979.9580 Last Updated : 10 Jun, 2020 Like Article Save Article Previous Convert Radian value to Degree value in R Programming - rad2deg() Function Next Compute the Natural Logarithm of Factorial in R Programming - lfactorial() Function Share your thoughts in the comments Add Your Comment Please Login to comment...