How to prove that a graph A is a subgraph of graph B?
129845
Prove that $T$ is a subgraph of $G$
110059
$A^A$ in category of graphs
48184
Prove a graph Containing $2k$ odd vertices contains $k$ distinct trails
49585
Proof a graph is bipartite if and only if it contains no odd cycles
59780
how to show that when an edge is removed from K5, the resluting subgraph is planar.
84654
The graph of xy = 1 is connected or not
109682
Proposed proof of: If $A \subset B \subset \bar{A}$ and $A$ is connected, then $B$ is connected
28877
Graph with $k$ components.
54516
Number of edges of any spanning tree of a graph $G$ coming from a subgraph of $G$
158802
Graph theory and tree company
101803
A\(B∩C) = (A\B) ∪ (A\C) how to prove?
139657
Prove that if $\chi(G-u-v)=\chi(G)-2$ for every vertices $u, v$ ($u \ne v$) then G is complete graph.
79040
Graph of $|x| + |y| = 1$
131736
Proving a triangle with different edge colors exists in a graph.
78243
graph-theory problem about outdegree and indegree
89531
Show that every graph $G$ has a bipartite subgraph with at least half of the edges of $G$
45193
prove or supply counter example about graph