1One vertex:
2( )
3Vertex with multiple edges, IGRAPH_IN, IGRAPH_MULTIPLE:
4( 2 2 )
5Vertex with multiple edges, IGRAPH_OUT, IGRAPH_MULTIPLE:
6( 1 2 )
7Vertex with multiple edges, IGRAPH_ALL, IGRAPH_MULTIPLE:
8( 1 2 2 2 )
9Vertex with multiple edges, undirected, IGRAPH_MULTIPLE:
10( 1 2 2 2 )
11Vertex with multiple edges, IGRAPH_IN, IGRAPH_NO_MULTIPLE:
12( 2 )
13Vertex with multiple edges, IGRAPH_OUT, IGRAPH_NO_MULTIPLE:
14( 1 2 )
15Vertex with multiple edges, IGRAPH_ALL, IGRAPH_NO_MULTIPLE:
16( 1 2 )
17Vertex with multiple edges, undirected, IGRAPH_NO_MULTIPLE:
18( 1 2 )
19Vertex 1 with loop, IGRAPH_OUT, IGRAPH_NO_LOOPS:
20( 3 )
21Vertex 1 with loop, IGRAPH_ALL, IGRAPH_NO_LOOPS:
22( 0 3 )
23Vertex 1 with loop, undirected, IGRAPH_NO_LOOPS:
24( 0 3 )
25Vertex 1 with loop, IGRAPH_OUT, IGRAPH_LOOPS_ONCE:
26( 1 3 )
27Vertex 1 with loop, IGRAPH_ALL, IGRAPH_LOOPS_ONCE:
28( 0 1 3 )
29Vertex 1 with loop, undirected, IGRAPH_LOOPS_ONCE:
30( 0 1 3 )
31Vertex 1 with loop, IGRAPH_ALL, IGRAPH_LOOPS_TWICE:
32( 0 1 1 3 )
33Vertex 1 with loop, undirected, IGRAPH_LOOPS_TWICE:
34( 0 1 1 3 )
35Graph with 2 edges from 0 to 1, and 2 from 1 to 0, IGRAPH_ALL, IGRAPH_MULTIPLE:
36( 1 1 1 1 )
37Graph with 1 edge from 0 to 1, and 2 from 1 to 0, IGRAPH_ALL, IGRAPH_MULTIPLE:
38( 1 1 1 )
39Trying IGRAPH_LOOPS_TWICE with IGRAPH_OUT:
40Trying invalid vertex ID:
41Trying invalid mode:
42