Unary operations create a new graph from a single initial graph.
Elementary operations
Elementary operations or editing operations, which are … See more

1. ^ Bondy, J. A.; Murty, U. S. R. (2008). Graph Theory. Graduate Texts in Mathematics. Springer. p. 29. ISBN 978-1-84628-969-9.
2. ^ Harary, F. Graph Theory. Reading, MA: Addison-Wesley, 1994.
3. ^ … See more

Binary operations create a new graph from two initial graphs G1 = (V1, E1) and G2 = (V2, E2), such as:
• graph union: G1 ∪ G2. There are two definitions. In the most common one, the disjoint union of graphs, the union is assumed to be … See more