June 5, 2023 at 7:06 amFAQParticipant
Second derivatives are not stored, but a gradient of a variable, e. g. C_T_G can be stored in a user-defined scalar C_USDI, and then gradient of C_USDI can be calculated by C_USDI_G, thus giving the second derivative data Temp memory must be allocated before manipulating gradient macros, as usual.
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