eigenvector

[计] 本征向量 [化] 本征矢; 本征矢量; 特征向量

发音

US

词形变化

eigenvectors 复数 eigenvectors

释义与例句

n.
  1. 1.

    A vector that is only scaled (not rotated out of its span) under a particular linear transformation; a left or right eigenvector depending on context; (more formally) given a linear transformation A, a vector x such that Ax=λx [or xA=λx] for some scalar λ (called the eigenvalue).

    本征向量

    特征向量

    数学
  2. 2.

    A right eigenvector; given a matrix A, the eigenvector of the transformation "left-side multiplication by A."

    工程 物理

相关短语

left eigenvector right eigenvector

词源

From eigen- + vector, a partial calque of German Eigenvektor. The prefix eigen- (also used in eigenvalue) was first used in 1904, by David Hilbert, and was possibly inspired by a related usage by Hermann von Helmholtz.

来源：wiktionary