Is the Hadamard conjecture true?
8
190Ṁ2332031
84%
chance
1D
1W
1M
ALL
A Hadamard matrix is a square matrix whose entries are all ±1 that has pairwise orthogonal rows (equivalently, columns). According to the Hadamard conjecture, there is a 4k×4k Hadamard matrix for every natural number k.
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