findroot: Find Root

In fntl: Numerical Tools for 'Rcpp' and Lambda Functions

Find Root

Description

Find Root

Usage

findroot_bisect(f, lower, upper, args)

findroot_brent(f, lower, upper, args)

Arguments

f	Function for which a root is desired.
lower	Lower limit of search interval. Must be finite.
upper	Upper limit of search interval. Must be finite.
args	List of additional arguments from the function findroot_args.

Value

A list with the form of a findroot_result described in section "Root-Finding" of the package vignette.

Examples

f = function(x) { x^2 - 1 }
args = findroot_args()
findroot_bisect(f, 0, 10, args)
findroot_brent(f, 0, 10, args)

fntl documentation built on April 4, 2025, 1:53 a.m.