fsolve_test, an R code which calls fsolve() which seeks the solution x of one or more nonlinear equations f(x)=0.
Note that in R, fsolve() is available through the pracma library.
fsolve_test is available in a MATLAB version and an Octave version and a Python version and an R version.
The computer code and data files described and made available on this web page are distributed under the MIT license
bisection, an R code which seeks a root of a single nonlinear function using the bisection method.
newton, an R code which seeks a root of a single nonlinear function using the Newton method.
nth_root, an R code which uses the Newton method to find the n-th root of a number.
quadratic, an R code which computes the roots of a quadratic equation ax^2+bx+c=0.
secant, an R code which seeks a root of a single nonlinear function using the secant method.