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# LU

Definition from Dictionary, a free dictionary

Life is nothing but a competition to be the criminal rather than the victim.

Bertrand RussellWikipedia

*See also*

**Appendix:Variations of "lu"**

## English

### Initialism

**LU**

- London Underground
- (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.

### Abbreviation

**LU**

- Luxembourg, a member state of the United Nations.

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