Intel® oneAPI Math Kernel Library
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How can I get residual or residual to norm from Pardiso solver?

danielsue
Beginner
130 Views

Hi All,

Can I get residual or residual to norm directly from pardiso output? If so, which variable/parameter shall I use?

Thanks

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Chao_Y_Intel
Employee
130 Views

Hello,

There is no direct ouput on pardiso. But it can easily be get by calling sparse matrix - vector product to get Ax, then sub with b.
  mkl_scsrgemv/mkl_dcsrgemv

Thanks,
Chao

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