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20232025
most citedThe Frobenious distances from projections to an idempotent matrix

5 citations · 6 across the 5 of their papers we have counts for

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math.FA2024

Some aspects of semi-harmonious quasi-projection pairs

Xiaoyi Tian, Qingxiang Xu, Chunhong Fu

A term called the quasi-projection pair was introduced recently by the authors, where is a projection and is an idempotent on a Hilbert -module satisfying…

math.FA2024

Some applications of the matched projections of idempotents

Xiaofeng Zhang, Xiaoyi Tian, Qingxiang Xu

For every idempotent on a Hilbert space , the matched projection is a well-established concept. This paper explores several applications of the matched projections. T…