凝结剂
发表于 2025-3-28 18:03:37
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crescendo
发表于 2025-3-28 21:52:19
On the Signatures of Selfadjoint Pencils,For bounded selfadjoint operators . and . on a Hilbert space with ., we give formulae and estimates of the positive/negative signatures . of the pencil .. For example, we prove that for all real λ,..
有常识
发表于 2025-3-29 01:34:54
Operator Theory: Advances and Applicationshttp://image.papertrans.cn/o/image/702330.jpg
Ledger
发表于 2025-3-29 03:08:01
https://doi.org/10.1007/978-3-0348-9106-6Boundary value problem; C*-algebra; Eigenvalue; Hilbert space; Interpolation; Matrix; calculus; differentia
无可非议
发表于 2025-3-29 07:47:04
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Bombast
发表于 2025-3-29 14:37:04
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FAR
发表于 2025-3-29 17:15:43
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消毒
发表于 2025-3-29 22:05:40
Yet Another Face of the Creation Operator,le the operator of multiplication by the independent variable in the Segal-Bargmann space does as another. In a finite difference operator . was recorded. It may be considered as yet another face of the creation one. Our intension here is to invite attention to this operator by considering the case in detail.
CLASP
发表于 2025-3-30 03:26:01
The Acquisition of Question Intonation by Mexican Spanish Learners of Frenchish learners. Our study consists in a cross-comparison of information-seeking interrogatives recorded in French and Mexican Spanish in various settings and produced by 15 Mexican learners of French (L2), 10 French speakers, and 10 Mexican speakers. Analyses of the data show some differences between
Gyrate
发表于 2025-3-30 06:38:05
,No Time to Weep: The First World War, 1914–1918,lible imprint. For the majority, brought up on the popular culture of the imperial myth, it started as the ultimate ‘Boy’s Own’ adventure, but as the full horror gradually unfolded and the casualty lists escalated many developed a more critical attitude. After the terrible losses of the battles of 1