4 5 decimal

&[DATE] &[TIME] - &[FILENAME]

2nd derivative

x f x Hessian x f x diff x diff

list of 2nd derivatives

x f x g 21 mat x Hessian x f x diff x diff x g x diff x diff 21 mat

Hessian

x 1 el x 2 el x 3 el f x 1 el x 2 el x 3 el 31 mat Hessian x 1 el x 2 el x 3 el f x 1 el diff x 1 el diff x 1 el x 2 el x 3 el f x 2 el diff x 1 el diff x 1 el x 2 el x 3 el f x 3 el diff x 1 el diff x 1 el x 2 el x 3 el f x 1 el diff x 2 el diff x 1 el x 2 el x 3 el f x 2 el diff x 2 el diff x 1 el x 2 el x 3 el f x 3 el diff x 2 el diff x 1 el x 2 el x 3 el f x 1 el diff x 3 el diff x 1 el x 2 el x 3 el f x 2 el diff x 3 el diff x 1 el x 2 el x 3 el f x 3 el diff x 3 el diff 33 mat

Hessian (multiple functions)

x 1 el x 2 el f x 1 el x 2 el g 21 mat x 1 el x 2 el 21 mat Hessian x 1 el x 2 el f x 1 el diff x 1 el diff x 1 el x 2 el f x 2 el diff x 1 el diff x 1 el x 2 el f x 1 el diff x 2 el diff x 1 el x 2 el f x 2 el diff x 2 el diff 22 mat x 1 el x 2 el g x 1 el diff x 1 el diff x 1 el x 2 el g x 2 el diff x 1 el diff x 1 el x 2 el g x 1 el diff x 2 el diff x 1 el x 2 el g x 2 el diff x 2 el diff 22 mat 21 mat