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

基于单文档的矩阵计算器，可以计算矩阵，实现加减乘运算，还包括转置(Based on a single document matrix calculator, you can calculate the matrix, to achieve addition and subtraction multiplication, but also transpose)