I discuss idempotent, generalized inverses of general sign pattern matrix.

讨论了一般符号模式矩阵的幂等性和广义逆。

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The sign pattern matrix originated some issues in the economics of the qualitative nature of the study.

符号模式矩阵最早起源于经济学中对某些问题的定性性质的研究。

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In chapter two, it includes some impontant forms of sign pattern matrix inertias and research trends of inertia.

第二章介绍符号模式矩阵的惯量所具有的几类重要形式以及惯量研究的动态。

youdao

Like many Israeli men faced with the first sign of male-pattern baldness, he mows his hair close to the skull.

NEWYORKER: The Party Faithful

The RS shows a longer-term pattern of lower lows (line e), which is a sign of weakness.

FORBES: Will Earnings Trigger More Selling?

The chart shows a pattern of lower highs (line a), which is not a good sign.

FORBES: The Week Ahead: Put The Odds In Your Favor Now