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extending sudoku-rectangles

 
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dukuso

Joined: 14 Jul 2005
Posts: 424
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Location: germany

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PostPosted: Tue Jul 26, 2005 12:03 pm    Post subject: extending sudoku-rectangles Reply with quote

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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