MFC实现计算器和矩阵运算，可以进行简单的加减乘除，还有矩阵的转置-Calculator and matrix operations use MFC，Can be a simple addition and subtraction multiplication and division

用c++中mfc做的一款简易的计算器，能实现加减乘除基本功能，是初学者很好的教程-C++ in mfc do with a simple calculator, to achieve the basic functions of addition, subtraction, is a good tutorial for beginners