即席演说
发表于 2025-3-26 22:55:02
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Parabola
发表于 2025-3-27 01:41:28
Generic Update Operations Keeping Object-Oriented Databases Consistenttype- specific update methods or directly by applications. We present an approach to consistently define update semantics for an object model including classes, views, and variables that is based on necessary and sufficient predicates akin to defined concepts in KL-ONE style languages.
hemoglobin
发表于 2025-3-27 07:12:27
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PRO
发表于 2025-3-27 09:32:12
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催眠
发表于 2025-3-27 13:46:04
Terje Aven vehicle to gather and validate field research findings and people’s needs within the disaster framework. The main goal of this paper is not to propose informational, organizational or technology solutions to the complex problems inherent in a disaster cycle, but to illustrate both the failure and s
RAGE
发表于 2025-3-27 20:16:51
Climate Change and Air Quality Assessment in Canadian National Parks, order of importance, 1) acidification, 2) climate change, 3) toxics, especially persistent organochlorines, 4) UV-B, 5) the interacting and cumulative effects of several air issues, 6) enrichment from airborne nitrates and CO. increases and 7) ground level ozone. The air issues affecting park visit
飞行员
发表于 2025-3-28 00:39:40
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粗糙
发表于 2025-3-28 04:30:57
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蚊帐
发表于 2025-3-28 09:43:43
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裂缝
发表于 2025-3-28 14:07:13
On Rely-Guarantee Reasoning,ation to models that use binary relations for postconditions is also investigated. An operational semantics is derived and both models are shown to be sound with respect to execution. All proofs have been checked with Isabelle/HOL and are available online.