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FUZZY STOCHASTIC VARIABLE AND VARIATIONAL PRINCIPLE
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作者 杨绿峰 李桂青 《Applied Mathematics and Mechanics(English Edition)》 SCIE EI 1999年第7期94-99,共6页
In this paper, the peaky fuzzy stochastic variable and its mean of real value were proposed based on the concept of fuzzy probability. Fuzziness and randomness were introduced into the functional of overall potential... In this paper, the peaky fuzzy stochastic variable and its mean of real value were proposed based on the concept of fuzzy probability. Fuzziness and randomness were introduced into the functional of overall potential energy. So the fuzzy stochastic variational principle and its application were presented by means of perturbation method. 展开更多
关键词 variational principle fuzzy stochastic peaky fuzzy number
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全球每天出现病毒过万
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《信息安全与通信保密》 2005年第4期14-14,共1页
3月6日,Peakis公司发布了一份黑客分析报告。报告显示,全球共有大约200万名拥有成熟技术,并可以自己编写病毒与木马程序的黑客。调查数据显示,全球平均每天就有超过一万个新的病毒、病毒变种以及木马程序出现,病毒造成的损失每年以... 3月6日,Peakis公司发布了一份黑客分析报告。报告显示,全球共有大约200万名拥有成熟技术,并可以自己编写病毒与木马程序的黑客。调查数据显示,全球平均每天就有超过一万个新的病毒、病毒变种以及木马程序出现,病毒造成的损失每年以千亿美金计算。 展开更多
关键词 Peakis公司 病毒 木马程序 黑客
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