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Titlebook: Language Policy in the People’s Republic of China; Theory and Practice Minglang Zhou,Hongkai Sun Book 2004 Springer Science+Business Media

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樓主: deliberate
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發(fā)表于 2025-3-23 10:15:44 | 只看該作者
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發(fā)表于 2025-3-23 17:23:50 | 只看該作者
Hongkai Sundel reduction is an important engineering problem in which one aims to replace an elaborate model by a simpler model without undue loss of accuracy. The accuracy can be mathematically measured in several possible norms and the Hankel norm is one such. The Hankel norm gives a meaningful notion of dis
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發(fā)表于 2025-3-23 19:17:22 | 只看該作者
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發(fā)表于 2025-3-23 23:02:00 | 只看該作者
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發(fā)表于 2025-3-24 05:16:05 | 只看該作者
Maocao Zhouns. Hankel operators can be defined as operators having infinite Hankel matrices (i. e. , matrices with entries depending only on the sum of the co- ordinates) with respect to some orthonormal basis. Finite matrices with this property were introduced by Hankel, who found interesting algebraic proper
16#
發(fā)表于 2025-3-24 08:16:28 | 只看該作者
Xulian Li,Quanxi Huang func- tions. Hankel operators can be defined as operators having infinite Hankel matrices (i. e. , matrices with entries depending only on the sum of the co- ordinates) with respect to some orthonormal basis. Finite matrices with this property were introduced by Hankel, who found interesting algebr
17#
發(fā)表于 2025-3-24 14:14:53 | 只看該作者
Zhongliang Puaus dem vielf?ltigen Werk der stehung derfünfundzwanzig Bl?tter zu den Preludes von 1975 im Alter von siebenundsechzig Jahren verstorbe- Chopin, einer geschlossenen, vieles zusammenfassen- den und verdichtenden Bilderfolge inmitten des Zyklus- nen Zeichnerin Hanna Nagel wird sichtbar gemacht, frei-
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發(fā)表于 2025-3-25 02:07:19 | 只看該作者
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