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Results tagged with mathematics-education
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user 2284
For questions in Mathematics Education as a scientific discipline. For more hands-on questions on teaching Mathematics, please use the tag teaching. There is also a Stack Exchange community http://matheducators.stackexchange.com/
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Why is $n_{n^2-1}$ the smallest graph that clearly shows the structure of multiplication by ...
At the request of Gerry Myerson, here is what I understand.
As $n^2=1$ modulo $n^2-1$, the multiplication by $n$ graph on $m=n^2-1$ vertices as defined in the question is formed
1) First, of isolate …
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