[Ipopt] Beg for Reduced Gradient

darknesswind darknesswind at qq.com
Wed Aug 7 08:05:35 EDT 2013

Dear all,

      I'd like to calculate reduced gradient for all variable as excel. I know about that sipopt can get reduced Hessain, but I'm not good at mathematics. Would you please tell me how to get it?

With many thanks

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