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[期刊论文] 作者:Xingqiu ZHANG,
来源:数学研究及应用:英文版 年份:2013
In this paper, existence of multiple positive solutions for fractional differential equations in Banach spaces is obtained by utilizing the fixed point index th...
Positive solutions for a second-order nonlinear impulsive singular integro-differential equation wit
[期刊论文] 作者:Xingqiu ZHANG,
来源:数学研究及应用:英文版 年份:2012
The existence of positive solutions to a boundary value problem of second-order impulsive singular integro-differential equation with integral boundary conditio...
Positive Solutions for a Second-Order Nonlinear Impulsive Singular Integro-Differential Equation wit
[期刊论文] 作者:Xingqiu ZHANG,
来源:黑龙江科技学院学报 年份:2012
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
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