这是MCS51的数学计算程序库，对于MCS51的编程者来说，这是他们的难点。能为大家提供数学运算中比较难以处理的程序，如：最小二乘，对数运算、指数运算、反三角函数运算等-MCS51 This is a mathematical calculation libraries, programming for MCS51 concerned, This is difficult. Able to provide a mathematical computations more difficult to