| dukuso
| Joined: 14 Jul 2005 | Posts: 424 | : | Location: germany | Items |
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Posted: Tue Jul 26, 2005 12:03 pm Post subject: extending sudoku-rectangles |
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for latin rectangles, we have the theorem that any latin rectangle
of size m*n with m<n can be extended to a latin rectangle
of size (m+1)*n.
Is it true, that any (k*n)*(n*n) grid of k sudoku chunks with k<n
can be extended to a ((k+1)*n)*(n*n) sudoku-rectangle ? |
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