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使用python学统计之SciPy包

sympy库+泰勒展开+求极限

SymPy学习、交流

Class names should be written in CamelCase. To do this, capitalize the first letter of each word in the name, and don’t use underscores. Instance and module names should be written in lowercase with underscores between words.类名应该采用大驼峰规则，每个单词的首字母大写且不要使用下划

What are Functions?Functions are simply pre-written codes that perform a certain task. For an analogy, think of the mathematical functions available in MS Excel. To add numbers, we can use the sum() function and type sum(A1:A5) instead of typing A1+A2+A3

python3；pillow库