一个简单的公文管理系统，毕业设计，用java编写，jbuilder开发。

毕业设计源码，已经实现了OA系统的组织管理，权限管理，工作流程，公文管理模块,Graduation Project source code, has achieved the OA system of organization and management, rights management, workflow, document management module

p" 浮点数基本运算 浮点数的基本运算中有加、减、乘、除、取负、绝对值、相等比好啊(The basic operations of floating point number of floating point number are added, subtraction, multiplication, division, negative, absolute and equal ratio in the basic operation of the floating point nu