Three approximation problems in Krein spaces are studied, namely the indefinite weighted least squares problem and the related problems of indefinite abstract splines and smoothing. In each case, w...

中文翻译：

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Kerin 空间中近似问题的全局解


研究了Kerin空间中的三个逼近问题，即不定加权最小二乘问题以及不定抽象样条和平滑的相关问题。在每种情况下，w...