运用不等式的放缩法给出了一组非奇异 H-矩阵的实用判据，改进了已有的相关结果，并举例说明了所得结果的有效性。%A set of practical criteria for judging nonsingular H-matrices is obtained by applying the techniques of inequalities, which improves the existing and related results. The effectiveness of the proposed results are illustrated by a numerical example.
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