该文首先讨论在离子阱中，如何利用红、蓝失谐跃迁来构造量子计算所需的各种幺正矩阵。
The construction of unitary matrixes for quantum computation by means of red and blue detuning transitions in an ion trap is first discussed.
换言之，矩阵的厄密性在幺正变换下保持不变。
In other words, the Hermiticity of a matrix is invariant under unitary transformations.
我们将体上矩阵的秩推广为含幺环上矩阵的B-秩，并研究了含幺环上矩阵的B—秩的性质。
We generalize the rank of matrices over a division ring to the B-rank of matrices over a ring with identity and study properties for the B-rank of matrices over a ring with identity.
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