Etymology

eigendecomposition

Today it means: The factorization of a matrix into a canonical form, whereby the matrix is represented in terms of its eigenvalues and eigenvectors. Full definition →

English decomposition ← Latin dē- ← Proto-Italic *dē
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The story

  1. Proto-Indo-European*h₂eyḱ-
  2. Proto-Indo-European*h₂eh₂óyḱe
  3. Proto-Germanic*aiganą
  4. Proto-Germanic*aiganaz
  5. Proto-West Germanic*aigan
  6. Old High Germaneigan
  7. Middle High Germaneigen
  8. Germaneigen
  9. Englisheigen-
  10. Proto-Indo-European*de
  11. Proto-Indo-European*déh₁
  12. Proto-Italic*dē
  13. Latindē
  14. Latindē-
  15. Englishde-
  16. Englishcomposition
  17. Englishdecomposition
  18. English todayeigendecomposition

From eigen- + decomposition.

Etymology from Wiktionary, CC BY-SA 4.0.