{"type": "article", "title": "Backpropagation by Hand: Two Layers, a Pen, and Then Autograd Agrees", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/backpropagation-by-hand-two-layers-a-pen-and-then-autograd-agrees", "original_source": "https://dev.to/pytorchfromgroundup/backpropagation-by-hand-two-layers-a-pen-and-then-autograd-agrees-13i6", "published": "2026-08-23T07:20:10+00:00", "accessed": "2026-08-23", "id": "backpropagation-by-hand-two-layers-a-pen-and-then-autograd-agrees"}