test_zero_test, a FORTRAN90 code which calls test_zero(), which defines nonlinear functions that may be used to test zero finders.


The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Related Data and Programs:

test_zero, a FORTRAN90 code which implements test problems for the solution of a single nonlinear equation in one variable.

Source Code:

PNG images of the graphs of some of the functions:

Last revised on 05 September 2020.