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Hadamard matrices and doubly even self-dual error-correcting codes |
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| Institution: | Department of Mathematics, Faculty of Liberal Arts, Nagasaki University, 1–14, Bunkyo-machi, Nagasaki, Japan |
| Abstract: | Let n be an integer with n≡4 (mod 8). For any Hadamard matrices Hn of order n, we give a method to define a doubly even self-dual 2n, n] code C(NHn). Then we will prove that two Hadamard equivalent matrices define equivalent codes. |
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