lower bound: | 10 |
upper bound: | 15 |
Construction of a [[49,9,10]] quantum code: [1]: [[49, 9, 10]] quantum code over GF(2^2) QuasiCyclicCode of length 49 stacked to height 4 with generating polynomials: 1, 0, w*x^3 + w^2*x + 1, w*x^3 + w^2*x^2 + w*x + w, w*x^6 + x^4 + w*x^3 + w*x^2 + x + w, x^6 + x^4 + w*x^3 + w*x^2 + w*x + 1, x^4 + w*x^2 + w^2*x + w, 0, 1, w*x^3 + w*x^2 + 1, w*x^3 + 1, x^6 + w*x^5 + w^2*x^4 + w*x + w^2, w^2*x^6 + w*x^5 + w*x^4 + w^2*x^3 + x^2 + w*x, x^6 + w*x^5 + x^4 + w*x^3 + w^2, 0, 0, x^4 + x^3 + x^2 + 1, 0, w*x^6 + w^2*x^5 + w^2*x^4 + x^3 + w*x^2 + x, w^2*x^6 + x^5 + w^2*x^4 + x^2 + w*x + w, x^6 + x^5 + x^3 + 1, 0, 0, 0, x^4 + x^3 + x^2 + 1, x^6 + x^5 + w*x^4 + w^2*x^3 + w*x^2 + w^2, w*x^6 + w^2*x^5 + x^4 + w^2*x^3 + x + w, w*x^5 + x^4 + x^3 + w^2*x^2 + w*x + w^2 stabilizer matrix: [1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 1 1 0 0 1 1 1 0 1 1 1 0 1 0 1 1 0 1 0 0 1 0 0|0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 1 0 1 1 1 0 1 1 1 1 0 0 1 0 1 0 1 1 1 0 0 0 0] [0 0 0 0 0 0 0 0 0 0 0 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