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1. |
Record Nr. |
UNINA9910711787803321 |
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Autore |
Pidgeon Mary Elizabeth |
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Titolo |
Employment of women in the early postwar period with background of prewar and war data |
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Pubbl/distr/stampa |
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[Washington, D.C.] : , : U.S. Dept. of Labor, Women's Bureau |
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Washington 25, D.C. : , : U.S. Government Printing Office, , 1946 |
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Descrizione fisica |
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1 online resource (iii, 14 pages) |
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Collana |
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Bulletin / Women's Bureau ; ; 211 |
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Soggetti |
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Women - Employment - United States |
World War, 1939-1945 - Women |
Women |
Women - Employment |
United States |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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"By Mary Elizabeth Pidgeon"--Page ii. |
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Nota di bibliografia |
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Includes bibliographical references. |
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2. |
Record Nr. |
UNINA9910252705803321 |
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Autore |
Inaba Hisashi |
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Titolo |
Age-Structured Population Dynamics in Demography and Epidemiology / / by Hisashi Inaba |
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Pubbl/distr/stampa |
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Singapore : , : Springer Singapore : , : Imprint : Springer, , 2017 |
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ISBN |
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Edizione |
[1st ed. 2017.] |
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Descrizione fisica |
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1 online resource (XIX, 555 p. 15 illus.) |
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Disciplina |
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Soggetti |
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Demography |
Aging |
Biomathematics |
Genetics and Population Dynamics |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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Nota di contenuto |
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1 The Stable Population Model -- 2 Extensions of the Linear Theory -- 3 Nonlinear One-Sex Models -- 4 Pair Formation Models -- 5 Basic Ideas in Epidemic Modeling -- 6 Age-Structured SIR Epidemic Model -- 7 Epidemic Models for HIV Infection -- 8 Variable Susceptibility, Reinfection and Immunity -- 9 Basic Reproduction Number R0 -- 10 Mathematical Tools. |
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Sommario/riassunto |
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This book is the first one in which basic demographic models are rigorously formulated by using modern age-structured population dynamics, extended to study real-world population problems. Age structure is a crucial factor in understanding population phenomena, and the essential ideas in demography and epidemiology cannot be understood without mathematical formulation; therefore, this book gives readers a robust mathematical introduction to human population studies. In the first part of the volume, classical demographic models such as the stable population model and its linear extensions, density-dependent nonlinear models, and pair-formation models are formulated by the McKendrick partial differential equation and are analyzed from a dynamical system point of view. In the second part, mathematical models for infectious diseases spreading at the population level are examined by using nonlinear differential equations |
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and a renewal equation. Since an epidemic can be seen as a nonlinear renewal process of an infected population, this book will provide a natural unification point of view for demography and epidemiology. The well-known epidemic threshold principle is formulated by the basic reproduction number, which is also a most important key index in demography. The author develops a universal theory of the basic reproduction number in heterogeneous environments. By introducing the host age structure, epidemic models are developed into more realistic demographic formulations, which are essentially needed to attack urgent epidemiological control problems in the real world. |
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3. |
Record Nr. |
UNINA9910557332103321 |
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Autore |
Sichetti Munekata Paulo Eduardo |
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Titolo |
Improving the Sensory, Nutritional and Physicochemical Quality of Fresh Meat |
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Pubbl/distr/stampa |
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Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
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Descrizione fisica |
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1 online resource (112 p.) |
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Soggetti |
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Biology, life sciences |
Research and information: general |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Sommario/riassunto |
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The e-book and Special Issue "Improving the Sensory, Nutritional and Physicochemical Quality of Fresh Meat" is composed of six original papers about recent advances in the area of Meat Science about the effect of production system in lamb meat quality, the effect of animal feed supplements in cattle meat, treatment of cattle carcasses to improve tenderness, and the characterization of volatile compounds associated with sensory attributes. Moreover, studies regarding the developments in the processing of meat are also included in this publication. |
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