输出a、b、c、d值时，可以使用如下语句：2.3.2 赋值运算符 除此之外，还有几种特殊的赋值运算符，...
:func:`symbols` function returns a sequence of symbols with names taken from ``names`` argument, which can be a comma or whitespace delimited string, or a sequence of strings:: >>> from sympy import symbols, Function >>> x, y, z = symbols('x,y,z') >>> a, b, c = symbols('...
symbols('x') # 计算sin(x)的泰勒级数展开,x0=0,展开到10阶 taylor_series = sp.series(sp.sin(x), x, 0, 10) print(taylor_series) # x - x**3/6 + x**5/120 - x**7/5040 + x**9/362880 + O(x**10) 计算了sin(0.5)的泰勒级数展开的近似值 import math # 计算sin(x)的泰勒...
Togeta list of available modules, keywords, symbols, or topics, type"modules","keywords","symbols", or"topics". Each module also comes with a one-line summary of what it does; to list the modules whose name or summary contain a givenstringsuchas"spam", type"modules spam". help> 进入...
nums = [0.1]*10# list containing 0.1 ten timessum(nums)# 0.9999999999999999math.fsum(nums)# 1.0 isclose函数返回True,如果参数之间的差小于公差。这在单元测试中特别有用,因为基于机器架构或数据变异性,结果可能会有小的变化。 最后,math中的floor和ceil函数提供了它们的参数的下限和上限。数字x的floor是最大...
If you install Python separately, be sure to select Download debugging symbols under Advanced Options in the Python installer. This option is required for you to use mixed-mode debugging between your Python code and native code.Create the Python applicationFollow these steps to create the Python ...
在上述代码中,使用mpmath库的symbols函数定义符号变量x,并使用solve函数求解了方程 x^2 - 4 = 0 的根。 高级功能 1. 数学函数 mpmath库提供了丰富的数学函数,包括三角函数、指数函数、对数函数等。 以下是一个简单的数学函数示例: import mpmath # 计算正弦函数值 ...
"modules", "keywords", "symbols", or "topics". Each module also comes with a one-line summary of what it does; to list the modules whose name or summary contain a given string such as "spam", type "modules spam".help> >>> help('in') #查看Python关键字的帮助文档 ...
(require hy.contrib.anaphoric) (list (ap-map (* it 2) [1 2 3])) ; => [2, 4, 6]fraction literal (like Clojure) unicode support (I mean for symbols) pattern matching (in libraries, like Hyskell) monads (in libraries, like Hymn)...
If you install Python separately, be sure to select Download debugging symbols under Advanced Options in the Python installer. This option is required for you to use mixed-mode debugging between your Python code and native code.Create the Python applicationFollow these steps to create the Python ...