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MATRAN: Random Sparse Matrix

from the NEP Collection

Matrix Generator MATRAN
Source: Z. Bai and D. Day, University of Kentucky, and J. Demmel, University of California, Berkeley, and J. Dongarra, University of Tennessee and Oak Ridge National Laboratory
Discipline: Numerical linear algebra
Language: Fortran
Output format: compressed column

The subroutine MATRAN generates sparse matrices whose nonzero entries are uniformly distributed on (-1,1). The LAPACK random number generater DLARAN is used to generate random numbers.


Norder of the matrix
NZRnumber of nonzero entries per column
ISEEDrandsom number generator seed


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