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MATLAB符号运算不能化简（即log(exp(x))不能继续化简）。
MATLAB中 log函数指以自然对数e为底的对数运算，而exp顾名思义就是指数运算，现在在MATALB中做符号运算，设x为一符号变量，首先测试exp(log(x))，完全OK，会得到x，但是奇怪的是输入log(exp(x))后得到的仍然是log(exp(...
3 years ago | 1 answer | 0
