How to Apply the uniroot() Function in R (Example Code)

In this article you’ll learn how to apply the uniroot function in the R programming language.

Creation of Example Data

f <- function(x) {                           # Create user-defined function in R
  y <- 2 * x^3 - 10 * x^2 + 50 * x - 20000

Example: Get Root (Zero) of Function Using uniroot() Command

uniroot(f, interval = c(- 200, 200))$root    # Find one dimensional root
# [1] 22.92958

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