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Linear Algebra and Its Applications
· Problem 2.4.39
Vector Spaces — Gilbert Strang
Mathematics · four-fundamental-subspaces
Problem
Can tic-tac-toe be completed (5 ones and 4 zeros in
A
A
A
) so that
rank
(
A
)
=
2
\text{rank}(A) = 2
rank
(
A
)
=
2
but neither side passed up a winning move?
Related theory
The Four Fundamental Subspaces
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