https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Help-Any-function-in-MKL-for-conversion-between-full-matrix-and/m-p/910054#M12070 <BR /> <P>There are no such functions for conversion between full and upper triangular matrix formats as well for the packed as for the full storage schemes. I guess your question was about packed format only, because of for ordinary format it pretty easy to write code for conversion full &lt; -- &gt; symmetric format.<BR />--Gennady</P> Mon, 04 May 2009 14:52:17 GMT Gennady_F_Intel 2009-05-04T14:52:17Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Help-Any-function-in-MKL-for-conversion-between-full-matrix-and/m-p/910053#M12069 <STRONG>Does any one know if there is any function or any way in MKL to convert between full matrix format and upper triangular matrix format? Either in dense or sparse? (assume it is a symmetric matrix)</STRONG><BR />Many Thanks. Mon, 04 May 2009 03:13:53 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Help-Any-function-in-MKL-for-conversion-between-full-matrix-and/m-p/910053#M12069 amrg 2009-05-04T03:13:53Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Help-Any-function-in-MKL-for-conversion-between-full-matrix-and/m-p/910054#M12070 <BR /> <P>There are no such functions for conversion between full and upper triangular matrix formats as well for the packed as for the full storage schemes. I guess your question was about packed format only, because of for ordinary format it pretty easy to write code for conversion full &lt; -- &gt; symmetric format.<BR />--Gennady</P> Mon, 04 May 2009 14:52:17 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Help-Any-function-in-MKL-for-conversion-between-full-matrix-and/m-p/910054#M12070 Gennady_F_Intel 2009-05-04T14:52:17Z