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Normal forms of linear second order partial differential equations on the plane. 智库出版物
2018
作者:  Davydov A
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normal form  mixed type partial differential equation  main symbol  
Influence of four major plant traits on average height, leaf-area cover, net primary productivity, and biomass density in single-species forests: A theoretical investigation. 智库出版物
2011
作者:  Falster DS;  Brannstrom Å;  Dieckmann U;  Westoby M
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Allometry  Determinants of plant community diversity and structure  Ecosystem services  Functional traits  Height  Leaf-area index  Net primary productivity  Partial differential equation  Size-asymmetric competition  Vegetation model  
Small perturbations in nonlinear age-structured population equations. 智库出版物
1994
作者:  Boulanger EN
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Averaging  Nonlinear partial integro-differential equation  Population age structure  Small perturbations