https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/TR-solver-question/m-p/1128462#M25455 <P>I looks reasonable when x doesn't change and RCI_Request = 2 following right after 1.</P> <P>We will communicate with engineer team.</P> <P>Thank you.</P> Fri, 16 Jun 2017 01:35:45 GMT Jing_Xu 2017-06-16T01:35:45Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/TR-solver-question/m-p/1128461#M25454 <P>When the solver returns RCI_Request = 2 to calculate the Jacobian, can I assume that x has not changed since the previous calculation of the function value?</P> <P>It would be a great performance boost if I could because my calculations of function value and jacobian are not seperable and I could just use my stored jacobian.</P> Wed, 14 Jun 2017 14:49:54 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/TR-solver-question/m-p/1128461#M25454 Andrew_Smith 2017-06-14T14:49:54Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/TR-solver-question/m-p/1128462#M25455 <P>I looks reasonable when x doesn't change and RCI_Request = 2 following right after 1.</P> <P>We will communicate with engineer team.</P> <P>Thank you.</P> Fri, 16 Jun 2017 01:35:45 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/TR-solver-question/m-p/1128462#M25455 Jing_Xu 2017-06-16T01:35:45Z