3.2.3.3 序列展开 3.2.3.3 序列展开 SymPy也知道如何计算一个表达式在一个点的Taylor序列。使用series(expr, var) : In [16]: series ( cos ( x ), x ) Out[16]: 1 - x ** 2 / 2 + x ** 4 / 24 + O ( x ...
序列化 序列化 Serialization.serialize — Function serialize ( stream :: IO , value ) Write an arbitrary value to a stream in an opaque format, such that it can be read back by d...