To determine if two graphs are isomorphic, one must first understand the definition of graph isomorphism, which involves a one-to-one correspondence between their vertex sets that preserves adjacency. The discussion emphasizes the importance of providing the specific graphs in question for analysis. Steps to check for isomorphism typically include comparing the number of vertices and edges, examining degree sequences, and potentially using algorithms or software tools for more complex graphs. The user is encouraged to share the graph images for a more detailed evaluation. Understanding these concepts is crucial for accurately assessing graph isomorphism.