Cubic graph
![The Petersen graph is a Cubic graph.](/Images/godic/202501/07/Petersen1_tiny.svg4925.png")
![](/Images/godic/202501/07/Biclique_K_3_3.svg4925.png")
In the mathematical field of graph theory, a cubic graph is a graph in which all vertices have degree three. In other words a cubic graph is a 3-regular graph. Cubic graphs are also called trivalent graphs.
A bicubic graph is a cubic bipartite graph.