https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Intel-kml-calculate-different-in-oneAPI2021-version-and/m-p/1730382#M37483 <P>when we upgrade the oneAPI version 2023, the math lib calculate sin value is not same.&nbsp;</P><P>input&nbsp;：-30.3468752669698851</P><P>version 2023:&nbsp; 0.8767446007885831</P><P>version 2021:&nbsp; 0.876744600788583</P><P>&nbsp;</P><P>i use mprf lib test sin function</P><P>the result is&nbsp;&nbsp;&nbsp; &nbsp; 0.87674460078858301721118920347442</P><P>the calculate value is closely oneAPI2021, it seem intel oneAPI2023`s bug</P><P>&nbsp;</P><P>&nbsp;</P> Tue, 16 Dec 2025 07:37:40 GMT jasonellison 2025-12-16T07:37:40Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Intel-kml-calculate-different-in-oneAPI2021-version-and/m-p/1730382#M37483 <P>when we upgrade the oneAPI version 2023, the math lib calculate sin value is not same.&nbsp;</P><P>input&nbsp;：-30.3468752669698851</P><P>version 2023:&nbsp; 0.8767446007885831</P><P>version 2021:&nbsp; 0.876744600788583</P><P>&nbsp;</P><P>i use mprf lib test sin function</P><P>the result is&nbsp;&nbsp;&nbsp; &nbsp; 0.87674460078858301721118920347442</P><P>the calculate value is closely oneAPI2021, it seem intel oneAPI2023`s bug</P><P>&nbsp;</P><P>&nbsp;</P> Tue, 16 Dec 2025 07:37:40 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Intel-kml-calculate-different-in-oneAPI2021-version-and/m-p/1730382#M37483 jasonellison 2025-12-16T07:37:40Z