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Word: lu (lookup usage) (lookup stats)


Meaning:

initialism:

  • linear algebra In linear algebra, a matrix decomposition which writes a matrix as the product of a lower and upper triangular matrix, used in numerical analysis to solve systems of linear equations or find the inverse of a matrix.
  • London Underground

Source: Wiktionary | Src Info »

Proper noun:

  • female|diminutive=Lucy and related names.

Source: Wiktionary | Src Info »