中文摘要：

研究了一类含次线性项的非线性椭圆型方程,运用该方程的某些性质和凹凸函数讨论了该方程的Nehari流形的一些性质.

英文摘要：

In this paper, we study the nonlinear elliptic equation involving a sublinear term. By using some properties of this equation and the concave-convex funtion, we discuss some properties of the Nehari manifold for this equation.