To generate isomorphic graphs, the mapping f must be what is called an automorphism of the T/I system.

Ockwig et al. tile polyhedra to fill space and generate four-valent graphs.

KCachegrind : powerful tool to generate and analyze call graphs based on data generated by Valgrind's callgrind tool.

It has been used to generate and describe internet-like graphs, forest fire models and may also apply to biological systems.

Continually updated databases hosted by Web sites can generate sortable charts and graphs in an interactive fashion.

Reporting: Generates graphs for epidemiological and health center related information.

Its stand alone command-line tools can generate graphs and perform numerical calculation of spline curves and systems of ordinary differential equations.

The Power Mac's system software includes a calculator that generates three-dimensional graphs of equations.

The system generated multi-dimensional graphs on a computer screen, and analysts put on 3-D glasses to read them.

Its tools can be used to generate graphs of biological entities related to the input genes.