deferential
发表于 2025-3-21 18:52:21
书目名称Demography Through Problems影响因子(影响力)<br> http://figure.impactfactor.cn/if/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems影响因子(影响力)学科排名<br> http://figure.impactfactor.cn/ifr/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems网络公开度<br> http://figure.impactfactor.cn/at/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems网络公开度学科排名<br> http://figure.impactfactor.cn/atr/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems被引频次<br> http://figure.impactfactor.cn/tc/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems被引频次学科排名<br> http://figure.impactfactor.cn/tcr/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems年度引用<br> http://figure.impactfactor.cn/ii/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems年度引用学科排名<br> http://figure.impactfactor.cn/iir/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems读者反馈<br> http://figure.impactfactor.cn/5y/?ISSN=BK0265314<br><br> <br><br>书目名称Demography Through Problems读者反馈学科排名<br> http://figure.impactfactor.cn/5yr/?ISSN=BK0265314<br><br> <br><br>
缩减了
发表于 2025-3-21 21:59:46
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flaunt
发表于 2025-3-22 04:01:10
Syed Ziaul Mustafa,Arpan Kumar Karwork begins with simple assumptions, necessarily highly abstract, and then proceeds to more realistic models that cannot avoid being more complex. This book starts with problems in which age, as well as most other features of real populations, is disregarded, and in which outcomes are taken as deter
Gingivitis
发表于 2025-3-22 08:04:45
Wolfgang Appel,Birgit Michel-Dittgen, and the probability .(.) of surviving from birth to age .. If these quantities are fixed over time the fraction of the population between age . and . + . is ...(.) ., a proposition due to Euler (1760). The population is supposed closed to migration.
男生戴手铐
发表于 2025-3-22 12:20:27
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molest
发表于 2025-3-22 15:32:04
Wolfgang Appel,Birgit Michel-Dittgenof one’s family. The sizes of future generations from a specific couple are random variables. We will investigate the problem of finding the probability of extinction of a male line of descent. After a brief introduction to the needed mathematical concepts, we will study problems of the following ty
molest
发表于 2025-3-22 19:00:34
https://doi.org/10.1007/978-1-4757-1843-0Demografie; Demographie /Aufgabensammlung; Populationsdynamik /Aufgabensammlung; algebra; demography; exp
忘恩负义的人
发表于 2025-3-23 01:03:38
978-1-4419-2817-7Springer Science+Business Media New York 1984
协迫
发表于 2025-3-23 01:45:30
Demography Through Problems978-1-4757-1843-0Series ISSN 0941-3502 Series E-ISSN 2197-8506
terazosin
发表于 2025-3-23 08:42:21
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