Some problems have identical underlying structure and they require basically the same means to a solution. However, they may vary greatly on their surface structure and differ in the difficulty that problem solvers will encounter.

PROBLEM ISOMORPHS: "Even though we could have used the same strategy to solve the underlying structure of the problem, it appeared that we were on the wrong track for a considerable amount of the time."
Cite this page: N., Pam M.S., "PROBLEM ISOMORPHS," in, April 28, 2013, (accessed March 1, 2021).