**grf_to_eps_test**,
a Fortran90 code which
calls grf_to_eps(), which
converts a GRF "graph" file (a format used
by the Combinatorica program) to a EPS image file.

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

- grf_to_eps_test.sh, runs all the tests.

**HEAWOOD** is the Heawood graph:

- heawood.grf, the Heawood graph.
- heawood.eps, an EPS image of the graph.
- heawood.png, a PNG image of the graph.

**KNIGHTSTOUR** is the knight's tour graph:

- knightstour.grf, the knight's tour graph.
- knightstour.eps, an EPS image of the graph.
- knightstour.png, a PNG image of the graph.

**PETERSEN** is the Petersen graph:

- petersen.grf, the Petersen graph.
- petersen.eps, an EPS image of the graph.
- petersen.png, a PNG image of the graph.

**TUTTE** is the Tutte graph:

- tutte.grf, the Tutte graph.
- tutte.eps, an EPS image of the graph.
- tutte.png, a PNG image of the graph.