V2EX sympy

SymPy

定义 Definition

SymPy 是一个用 Python 编写的开源符号计算库(CAS 的一种),用于代数化简、求导积分、解方程、矩阵运算、极限、级数展开等“按数学符号推导”的计算(不同于仅做数值近似的计算)。

发音 Pronunciation (IPA)

/smpi/

例句 Examples

I used SymPy to factor the polynomial. 我用 SymPy 来分解这个多项式。

Using SymPy, she derived the symbolic solution to the differential equation and then substituted numerical values for plotting. 她用 SymPy 推导出微分方程的符号解,然后再代入数值用于绘图。

词源 Etymology

SymPy 这个名字通常被理解为 “Symbolic Python” 的缩写或组合:Sym- 来自 symbolic(符号的、符号计算),PyPython。意在强调它是“用 Python 做符号数学”的工具。

相关词 Related Words

文学与著作中的用例 Literary Works

  • SymPy: Symbolic Computing in Python(Meurer 等,学术论文/项目介绍,常被视为 SymPy 的代表性文献)
  • Python for Scientists(面向科学计算的 Python 书籍中常以 SymPy 作为符号计算示例工具之一)
  • Computational Physics / Computational Science 相关教材(不少版本或课程材料会在符号推导部分提及 SymPy)
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