1) Z_2 group
Z_2群
2) (Z_2)~k action
(Z_2)~k群作用
3) Z_2 group index theory
Z_2不变群指标
1.
By means of variational structure and Z_2 group index theory,we obtain a estimate for number of multiple periodic solutions to second-order neutral functional differential equations (cx(t)+x(t-T)+cx(t-2r))"-x(t-T)+λf(t,x(t),x(t-T),x(t-2T))=0.
本文通过变分原理和Z_2不变群指标,得出下述二阶中立型泛函微分方程(cx(t)+x(t-T)+cx(t-2T))"-x(t-T)+λf(t,x(t),x(t-T),x(t-2T))=0周期解个数的下界估计。
2.
By means of variational structure and Z_2 group index theory,infinitely many solutions of boundary value problems for second-order ordinary differential equations u″(t)-u(t)+f(t,u(t))=0,0<t<1,u′(0)=0,α_1u(1)+u′(1)=0, are obtained,whereα_1>-1/2.
利用变分原理和Z_2不变群指标研究了二阶常微分方程边值问题u″(t)-u(t)+f(t,u(t))=0,0-1/2)。
4) Z_2-group index theorem
Z_2群指标定理
5) Z_2×Z_2-symmetry
Z_2×Z_2对称
6) Z_2×Z_2-Galois covering
Z_2×Z_2-Galois覆盖代数
1.
Hochschild(co)homology groups of Z_2×Z_2-Galois covering of exterior algebra in two variables
二元外代数的Z_2×Z_2-Galois覆盖代数的Hochschild(上)同调群
补充资料：[3-(aminosulfonyl)-4-chloro-N-(2.3-dihydro-2-methyl-1H-indol-1-yl)benzamide]
分子式：C16H16ClN3O3S
分子量：365.5
CAS号：26807-65-8
性质：暂无
制备方法：暂无
用途：用于轻、中度原发性高血压。
分子量：365.5
CAS号：26807-65-8
性质：暂无
制备方法：暂无
用途：用于轻、中度原发性高血压。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条