Let $G$ be a free product of finitely many finite groups with amalgamated subgroup. Using coset diagrams, a recurrence relation is obtained for the number of ...

To understand why classrooms look so different today, it helps to trace how teaching methods have evolved. From the rise of “new math” to the renewed focus on phonics, the story of modern education is ...

Summary Using elementary combinatorics and linear algebra, we compute the number of subgroups of index 2 in any finite group. This leads to necessary and sufficient conditions for groups to have no ...

The latest Annual Performance Review totals for local school districts were reported Wednesday, but there's more to evaluating public schools' performance than an overall percentage. Missouri ...