We introduce Besov spaces with variable smoothness and integrability by using the continuous version of Calder(o)n repro......

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......

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......

The weighted Poincaré inequalities in weighted Sobolev spaces are discussed,and the necessary and sufficient conditions......

As increasing amount of social data on today’s social web systems,user-generated contents are not only getting richer, ......