noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   In matrix algebra, the process of converting a square matrix into a diagonal matrix, usually to find the eigenvalues of the matrix. countable, uncountable
2. 2
   changing a square matrix to diagonal form (with all non-zero elements on the principal diagonal) wordnet
3. 3
   An argument used in proof by contradiction by constructing a supposedly exhaustive list of all members of a class, and then subsequently constructing a new member which differs from each existing member in at least one place and therefore cannot belong to the list. countable, uncountable

Synonyms

All synonyms

diagonalizationdiagonalization

Etymology

From diagonal + -isation.

Related phrases

matrix algebra

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.