lower bound: | 14 |
upper bound: | 18 |
Construction of a [[48,0,14]] quantum code: [1]: [[48, 0, 14]] self-dual quantum code over GF(2^2) cyclic code of length 48 with generating polynomial w*x^47 + w^2*x^44 + w^2*x^43 + x^42 + w^2*x^40 + w^2*x^39 + x^38 + w^2*x^37 + x^35 + w^2*x^34 + x^31 + w^2*x^30 + w^2*x^29 + w*x^27 + w*x^25 + w*x^24 + w*x^23 + 1 stabilizer matrix: [1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0|0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 1 1 1 1 0 0 1 1 1 0 0 1 1 1 1 0 1 1 1 0 1 1 1 0 0 0 0 0 0 0 0] [0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0|0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 1 1 1 1 0 0 1 1 1 0 0 1 1 1 1 0 1 1 1 0 1 1 1 0 0 0 0 0 0 0] [0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0|0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 1 1 1 1 0 0 1 1 1 0 0 1 1 1 1 0 1 1 1 0 1 1 1 0 0 0 0 0 0] [0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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