java对于将一个较大作用域的变量"隐藏"的场景会有保护:编译告警.比如: 1 int x = 5; 2 { 3 int x = 6; 4 } 但是对于类中方法的局部变量和类成员变量确是可以重名的,比如 1 class Test { 2 int x = 4; 3 String s = "hello"; 4 5 void show() { 6 int x = 5; 7 System.out.println(this.x); 8 System.out.println(x
更新:3 MAY 2016 多电子哈密顿算符的一般写法: \(\mathscr{H}=-\sum\limits_{i=1}^{N}\dfrac{1}{2}\nabla_i^2-\sum\limits_{A=1}^{M}\dfrac{1}{2M_A}\nabla_A^2-\sum\limits_{i=1}^{N}\sum\limits_{A=1}^{M}\dfrac{Z_A}{r_{iA}}+\sum\limits_{i=1}^{N}\sum\limits_{j>i}^{N}\dfrac{1}{r