This article considers a semiparametric varying-coefficient partially linear regression model.The semiparametric varying......

Coming to China was theeasy pale; makingmeaningful connec-tions with Chinese peo-pie and their culture has provenmuch tr......

Shìjiè Hànyǔ Jiàoxué is a quarterly journal which was founded in 1987 by the International Society for Chinese Lan......

Objective: To observe the effects of leptin on glucose oxidation and glueokinase gene expression in rat liver cells. Me......

The clay minerals in the surface sediments from 354 stations have been analyzed qualita-tively and semiquantitatively. T......

基于Fourier分步步进法的抛物方程模型求解了山区不规则地形部分森林覆盖环境的电波传播，并分析了森林对电波传播的影响。模型中为......

在半序空间X中证明了具A=CB型增算子的某些新的不动点定理.本文完全没有使用对算子A的连续性和对锥性质的假设.只要求第二空间是半......

采用BP神经网络,对受弯部分预应力混凝土矩形截面梁裂缝宽度进行预测,通过理论分析并带入网络模型进行试验,找出影响裂缝宽度的主......

倪仁兴和张森国于2002年提出了下面一个幂指不等式猜想：对满足0＜a1≤a2≤…an的{ak｜,不等式n∑k=1akaa-k＋1≤a∑j=1akj^amj≤a∑k=1ak^......

"桥上桥"是大件运输中通过小跨径桥梁的一种常用方法. 笔者在文中介绍了临时预应力"桥上桥"结合原桥共同受力解决大件运输中原桥承......