简易计算器可进行简单的科学计算，加减乘除四则运算，vb计算器-Simple calculator for simple scientific computing, subtraction, multiplication and division four operations, vb calculator

一个vb编的计算器，可以实现加减乘除等基本功能，而且可以打开文档，载入文本中的数据俩进行运算-A calculator programed by visual basic, the calculator can achieve the basic functions, such as addition, subtraction square root operation, and can open text, open the data from the text for computing