Slow, continuous change may be the norm during periods of environmental stability, while rapid evolution of new species occurs during periods of environment stress.
缓慢的、持续的变化可能是环境稳定时期的常态，而新物种的快速进化发生在环境压力时期。
In this paper the properties and fixed point theorems of completely continuous maps on denumerable norm Spaces are studied.
本文讨论可数模空间上全连续算子的有限维逼近定理及该空间的一些性质。
The result derived extends persistence of norm continuity of linear strongly continuous semigroups and enriches theory of semigroups of nonlinear operators.
结论推广了线性算子半群的范数连续性质保持，丰富和完善了非线性算子半群的理论。
In this paper we present a new characteristic of norm continuous semigroups on a Hilbert space and greatly simplify the proof about the known characteristic.
给出Hilbert空间中范数连续半群的一个新特征，同时极大地简化了已有结果的证明。
The residual implication generated from lower semi-continuous triangular norm was introduced.
介绍了由下半连续三角模生成的剩余蕴涵。
This paper discusses the min-max approach to multi-objective guaranteed cost control for continuous-time linear systems with norm-bounded uncertainties.
讨论连续时间线性范数有界不确定系统多目标保代价控制的极大极小法。
A new perturbation result on the Hilbert space for the eventually norm-continuous semigroups is obtained, which makes the perturbation of the semigroups more abundant.
讨论描述希尔伯特空间最终范数连续半群特征的一个算子方程的解，给出这个解的一个显式表达式。
It is proved that a triangular norm is left-continuous if and only if is increasing union-preserving, and is right-continuous if and only if is decreasing intersection-preserving.
证明了区间值三角模左连续的充要条件是保递增并，右连续的充要条件是保递减交。
It is proved that a triangular norm is left-continuous if and only if is increasing union-preserving, and is right-continuous if and only if is decreasing intersection-preserving.
证明了区间值三角模左连续的充要条件是保递增并，右连续的充要条件是保递减交。
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