程序代写代做代考 scheme chain 03_Multiple_layer_models

03_Multiple_layer_models $ ewcommand{vct}[1]{oldsymbol{#1}} ewcommand{mtx}[1]{mathbf{#1}} ewcommand{ r}{^mathrm{T}} ewcommand{ eals}{mathbb{R}} ewcommand{lpa}{left(} ewcommand{ pa}{ ight)} ewcommand{lsb}{left[} ewcommand{ sb}{ ight]} ewcommand{lbr}{leftlbrace} ewcommand{ br}{ ight brace} ewcommand{fset}[1]{lbr #1 br} ewcommand{pd}[2]{frac{partial…