This is a much more specific claim than “middle layers do reasoning.” It’s saying the reasoning cortex is organised into functional circuits: coherent multi-layer units that perform complete cognitive operations. Each circuit is an indivisible processing unit, and the $(i, j)$ sweeps seen in the heatmap is essentially discovering the boundaries of these circuits.
let git_hash = if dirty {，更多细节参见新收录的资料
The approach taken here is not to try to implement a recursive solution directly. Instead, we will tediously translate the recursive functions into a more explicit form.，推荐阅读新收录的资料获取更多信息
because this is what it means to care.。新收录的资料是该领域的重要参考