<div> 椭圆方程“△u+K(x)e<sup>2u</sup>=0”当K(x)在某些点为正时解的存在性 </div>

椭圆方程“△u+K(x)e^2u=0”当K(x)在某些点为正时解的存在性

武三星, 张静

On the Elliptic Equation "△u+K(x)e²^u =0" with K(x) Positive Somewhere

WU San-cing, ZHANG Jing

数学季刊 . 2008, (1): 89 -95 .