Subroutine for estimating condition number for sparse matrices - Intel Community

Intel® oneAPI Math Kernel Library

Ask questions and share information with other developers who use Intel® Math Kernel Library.

Subroutine for estimating condition number for sparse matrices

843 Views

Is there a subroutine for estimating the condition number for sparse matrices? Thanks in advance.

Link Copied

1 Reply

843 Views

It does not have such functions in MKL. If the matrix is not large, you mayconvert it to dense matix and then use DGESVD for computing the condition number.

Copy link

Community support is provided Monday to Friday. Other contact methods are available here.

Intel does not verify all solutions, including but not limited to any file transfers that may appear in this community. Accordingly, Intel disclaims all express and implied warranties, including without limitation, the implied warranties of merchantability, fitness for a particular purpose, and non-infringement, as well as any warranty arising from course of performance, course of dealing, or usage in trade.

For more complete information about compiler optimizations, see our Optimization Notice.