Definition of "diagonalizable" []

• Able to be diagonalized. (adjective)

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• "Beklemishev et al. (1999)); the logic of explicit proofs (see Artëmov (2001)); applications of provability logic in proof theory (see Beklemishev bimodal provability logics with provability operators for different theories (see Beklemishev (1994, 1996)); and provability algebras, also called diagonalizable algebras or Magari algebras (see Shavrukov (1993, 1997))."
• "If the elements of the matrices are "disconnected", so that we can isolate certain sub-matrices sub-square, or sub-rectangles, in mathematical language, it is "block-diagonalizable"."
• "Chapter 10: Spectral variation of diagonalizable matrices;"