puzzle
发表于 2025-3-23 13:18:42
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incontinence
发表于 2025-3-23 17:37:42
Direct Methods in the Calculus of Variations,tted functions, then physical or geometric insights into the problem might lead to the conclusion that it is indeed the desired extremal. In addition, the second variation provides necessary and also sufficient conditions on extremals.
Graves’-disease
发表于 2025-3-23 19:24:07
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Foreshadow
发表于 2025-3-23 23:32:39
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CLIFF
发表于 2025-3-24 02:51:34
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Gastric
发表于 2025-3-24 10:27:54
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鄙视
发表于 2025-3-24 13:10:39
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menopause
发表于 2025-3-24 15:10:32
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–scent
发表于 2025-3-24 19:46:00
0939-2475 f-study.. .The book will be particularly useful for beginning graduate students from the physical,engineering, and mathematical sciences with a rigorous theoretical background. .978-3-319-89038-8978-3-319-71123-2Series ISSN 0939-2475 Series E-ISSN 2196-9949
爆炸
发表于 2025-3-25 00:59:57
6楼