V2EX conformal map

Conformal Map

释义 Definition

conformal map(共形映射):一种在局部保持角度不变的映射(通常指复平面或曲面之间的映射),会保持微小图形的角度与形状的“局部相似性”,但一般不保持长度或面积。(在数学与物理中很常见;也常称 conformal mapping。)

发音 Pronunciation (IPA)

/knfr.ml mp/

例句 Examples

A conformal map preserves angles locally.
共形映射在局部保持角度不变。

Using a conformal map, the complicated boundary can be transformed into a circle, simplifying the solution of the problem.
通过共形映射,可以把复杂的边界变换成圆,从而简化问题的求解。

词源 Etymology

conformal 来自拉丁语词根 con-(“一起、完全”)与 form(“形状”)相关,整体含义可理解为“保持(相同)形状特征”。在数学语境中,它特指“保持角度/局部形状”的性质;map 在这里是“映射、变换”的意思。

相关词 Related Words

文学与名著中的用例 Notable Works

  • 《Complex Analysis》(Lars Ahlfors):系统讨论解析函数与共形映射,是经典教材之一。
  • 《Visual Complex Analysis》(Tristan Needham):用直观几何方式大量展示共形映射的图像与应用。
  • 《Conformal Mapping》(Zeev Nehari):专门以“共形映射/共形映照”为核心主题的经典著作。
  • 《Functions of One Complex Variable》(John B. Conway):在复变函数框架中讲解共形映射与相关定理。
  • 《Lectures on Riemann Surfaces》(Otto Forster):在黎曼曲面理论中频繁使用共形映射概念。
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