Definition: A matrix having irregular numbers of items in each row.
See also uniform matrix, sparse matrix.
An upper triangular matrix or a lower triangular matrix are usually not thought of as being ragged since the number of items in each row is regular (changing by one from row to row).
1 16 18 9 12 6 1 8 3 0
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Entry modified 17 December 2004.
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Cite this as:
Paul E. Black, "ragged matrix", in Dictionary of Algorithms and Data Structures [online], Paul E. Black, ed. 17 December 2004. (accessed TODAY) Available from: https://www.nist.gov/dads/HTML/raggedmatrix.html