I enjoy reading this author's articles such as the one explaining auto-differentiation [1]. Before that, I tried to understand this survey on auto-differentiati

I enjoy reading this author's articles such as the one explaining auto-differentiation [1]. Before that, I tried to understand this survey on auto-differentiation [2], and it just didn't click for me. The analogy to imaginary numbers was perfect. [1] https://blog.demofox.org/2014/12/30/dual-numbers-automatic-differentiation/ https://blog.demofox.org/2014/12/30/dual-numbers-automatic-d... [2] https://arxiv.org/abs/1502.05767v4 https://arxiv.org/abs/1502.05767v4