Relations between the best m-term and best approximations in the spaces l_p are studied for complex-valued sequences whose absolute values satisfy monotonicity-type conditions.

中文翻译：

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关于空间lp中几类序列的m项和最佳逼近的连接

对于绝对值满足单调性类型条件的复值序列，研究了空间l _p中最佳m项与最佳近似之间的关系。