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Definition of Tridiagonal
1. Adjective. (linear algebra of a matrix) Having nonzero elements only in the main diagonal and the diagonals directly above and below it. ¹
¹ Source: wiktionary.com
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1. Adjective. (linear algebra of a matrix) Having nonzero elements only in the main diagonal and the diagonals directly above and below it. ¹
¹ Source: wiktionary.com