KnowraDiagonal matrixLinked fromLinked fromThe 7 pages that link to Diagonal matrix, each with the reason it gives.All 7Broader topic 1Related 2Narrower topic 2Compared with 2Sparse matrixCompared with: It is structurally sparse, with nonzeros restricted to one known diagonal.Permutation matrixCompared with: It preserves coordinate directions, whereas a nonidentity permutation matrix rearranges them.