Fri May 1 13:23:48 2026 test_graph_arc_test(): numpy version: 1.26.4 python version: 3.10.12 Test test_graph_arc(). graph_arc_print(): Print definition of "bush" Number of nodes = 7 Number of edges = 12 arc list L: array([[0, 3], [1, 4], [2, 4], [3, 0], [3, 4], [3, 5], [3, 6], [4, 1], [4, 2], [4, 3], [5, 3], [6, 3]]) graph_arc_print(): Print definition of "cube" Number of nodes = 8 Number of edges = 24 arc list L: array([[0, 4], [0, 5], [0, 7], [1, 4], [1, 5], [1, 6], [2, 5], [2, 6], [2, 7], [3, 4], [3, 6], [3, 7], [4, 0], [4, 1], [4, 3], [5, 0], [5, 1], [5, 2], [6, 1], [6, 2], [6, 3], [7, 0], [7, 2], [7, 3]]) graph_arc_print(): Print definition of "diamond" Number of nodes = 10 Number of edges = 40 arc list L: array([[0, 1], [0, 2], [0, 3], [0, 4], [1, 0], [1, 2], [1, 4], [1, 5], [2, 0], [2, 1], [2, 3], [2, 6], [3, 0], [3, 2], [3, 4], [3, 7], [4, 0], [4, 1], [4, 3], [4, 8], [5, 1], [5, 6], [5, 8], [5, 9], [6, 2], [6, 5], [6, 7], [6, 9], [7, 3], [7, 6], [7, 8], [7, 9], [8, 4], [8, 5], [8, 7], [8, 9], [9, 5], [9, 6], [9, 7], [9, 8]]) graph_arc_print(): Print definition of "dodecahedron" Number of nodes = 20 Number of edges = 60 arc list L: array([[ 0, 1], [ 0, 4], [ 0, 5], [ 1, 0], [ 1, 2], [ 1, 7], [ 2, 1], [ 2, 3], [ 2, 9], [ 3, 2], [ 3, 4], [ 3, 11], [ 4, 0], [ 4, 3], [ 4, 13], [ 5, 0], [ 5, 6], [ 5, 14], [ 6, 5], [ 6, 7], [ 6, 16], [ 7, 1], [ 7, 6], [ 7, 8], [ 8, 7], [ 8, 9], [ 8, 15], [ 9, 2], [ 9, 8], [ 9, 10], [10, 9], [10, 11], [10, 19], [11, 3], [11, 10], [11, 12], [12, 11], [12, 13], [12, 18], [13, 4], [13, 12], [13, 14], [14, 5], [14, 13], [14, 17], [15, 8], [15, 16], [15, 19], [16, 6], [16, 15], [16, 17], [17, 14], [17, 16], [17, 18], [18, 12], [18, 17], [18, 19], [19, 10], [19, 15], [19, 18]]) graph_arc_print(): Print definition of "knight" Number of nodes = 20 Number of edges = 68 arc list L: array([[ 0, 11], [ 0, 7], [ 1, 10], [ 1, 12], [ 1, 8], [ 2, 5], [ 2, 11], [ 2, 13], [ 2, 9], [ 3, 6], [ 3, 12], [ 3, 14], [ 4, 7], [ 4, 13], [ 5, 16], [ 5, 2], [ 5, 12], [ 6, 15], [ 6, 17], [ 6, 3], [ 6, 13], [ 7, 0], [ 7, 10], [ 7, 16], [ 7, 18], [ 7, 4], [ 7, 14], [ 8, 1], [ 8, 11], [ 8, 17], [ 8, 19], [ 9, 2], [ 9, 12], [ 9, 18], [10, 1], [10, 7], [10, 17], [11, 0], [11, 2], [11, 8], [11, 18], [12, 5], [12, 15], [12, 1], [12, 3], [12, 9], [12, 19], [13, 6], [13, 16], [13, 2], [13, 4], [14, 7], [14, 17], [14, 3], [15, 6], [15, 12], [16, 5], [16, 7], [16, 13], [17, 10], [17, 6], [17, 8], [17, 14], [18, 11], [18, 7], [18, 9], [19, 12], [19, 8]]) graph_arc_print(): Print definition of "museum" Number of nodes = 18 Number of edges = 34 arc list L: array([[ 0, 6], [ 1, 2], [ 1, 7], [ 2, 1], [ 3, 4], [ 4, 3], [ 4, 5], [ 4, 10], [ 5, 4], [ 6, 0], [ 6, 12], [ 7, 1], [ 7, 8], [ 7, 13], [ 8, 7], [ 8, 9], [ 8, 14], [ 9, 8], [10, 4], [10, 11], [10, 16], [11, 10], [11, 17], [12, 6], [12, 13], [13, 7], [13, 12], [14, 8], [14, 15], [15, 14], [15, 16], [16, 10], [16, 15], [17, 11]]) graph_arc_print(): Print definition of "octahedron" Number of nodes = 8 Number of edges = 24 arc list L: array([[0, 1], [0, 5], [0, 7], [1, 0], [1, 2], [1, 4], [2, 1], [2, 3], [2, 7], [3, 2], [3, 4], [3, 6], [4, 1], [4, 3], [4, 5], [5, 0], [5, 4], [5, 6], [6, 3], [6, 5], [6, 7], [7, 0], [7, 2], [7, 6]]) graph_arc_print(): Print definition of "petersen" Number of nodes = 10 Number of edges = 30 arc list L: array([[0, 1], [0, 4], [0, 5], [1, 0], [1, 2], [1, 6], [2, 1], [2, 3], [2, 7], [3, 2], [3, 4], [3, 8], [4, 0], [4, 3], [4, 9], [5, 0], [5, 6], [5, 9], [6, 1], [6, 5], [6, 7], [6, 9], [7, 2], [7, 6], [7, 9], [8, 3], [9, 4], [9, 5], [9, 6], [9, 7]]) graph_arc_print(): Print definition of "sauer" Number of nodes = 15 Number of edges = 62 arc list L: array([[ 0, 1], [ 0, 4], [ 0, 8], [ 1, 0], [ 1, 2], [ 1, 4], [ 1, 6], [ 2, 1], [ 2, 3], [ 2, 5], [ 2, 7], [ 3, 2], [ 3, 7], [ 3, 11], [ 4, 0], [ 4, 1], [ 4, 8], [ 4, 9], [ 5, 2], [ 5, 8], [ 5, 9], [ 5, 10], [ 6, 1], [ 6, 9], [ 6, 10], [ 6, 11], [ 7, 2], [ 7, 3], [ 7, 10], [ 7, 11], [ 8, 0], [ 8, 4], [ 8, 5], [ 8, 9], [ 8, 12], [ 9, 4], [ 9, 5], [ 9, 6], [ 9, 8], [ 9, 12], [ 9, 13], [10, 5], [10, 6], [10, 7], [10, 11], [10, 13], [10, 14], [11, 3], [11, 6], [11, 7], [11, 10], [11, 14], [12, 8], [12, 9], [12, 13], [13, 9], [13, 10], [13, 12], [13, 14], [14, 10], [14, 11], [14, 13]]) graph_arc_print(): Print definition of "twig" Number of nodes = 3 Number of edges = 4 arc list L: array([[0, 1], [1, 0], [1, 2], [2, 1]]) test_graph_arc_test(): Normal end of execution. Fri May 1 13:23:48 2026