the code is related to cook_membrane.cc.
On Thursday, June 22, 2023 at 6:00:55 PM UTC+2 Lance Zhang wrote:
> Hello ,
>
> When I use vmult to multiply matrix with vector,I found error information:
> Error information:
> BOOST_HEADER_DEPRECATED("<boost/core/no_exceptions_support.hpp>")
> | ^~~~~~~~~~~~~~~~~~~~~~~
> /usr/share/doc/libdeal.ii-doc/examples/cook_membrane3/cook_membrane.cc: In
> function ‘int main(int, char**)’:
> /usr/share/doc/libdeal.ii-doc/examples/cook_membrane3/cook_membrane.cc:2510:24:
>
> error: no matching function for call to
> ‘dealii::SparseDirectUMFPACK::vmult(dealii::BlockSparseMatrix<double>&,
> dealii::BlockVector<double>&)’
> 2510 | A_direct.vmult(output_vector,solid_3d.system_rhs);
> | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
> code:
>
> BlockSparseMatrix<double> output_vector;
> SparseDirectUMFPACK A_direct;
> A_direct.initialize(solid_3d.tangent_matrix);
> A_direct.vmult(output_vector,solid_3d.system_rhs);
>
> <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
>
> BlockSparseMatrix<double> is the data type of solid_3d.tangent_matrix
> The data type of system_rhs is BlockSparseMatrix<double> .
>
> Could anyone provide any hint or sugesstion?
>
> Thanks in advance!
> Best regards
> Lance
>
>
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