**lagrange_interp_1d_test**,
a C++ code which
calls lagrange_interp_1d(), which
defines and evaluates the Lagrange polynomial p(x)
which interpolates a set of data, so that p(x(i)) = y(i).

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

lagrange_interp_1d, a C++ code which defines and evaluates the Lagrange polynomial p(x) which interpolates a set of data, so that p(x(i)) = y(i).

- lagrange_interp_1d_test.cpp, a sample calling program.
- lagrange_interp_1d_test.sh, runs all the tests.
- lagrange_interp_1d_test.txt, the output file.