best notebook / reference for learning Deep Learning https://d2l.ai/ Anthropic Research Notes https://transformer-circuits.pub/ https://www.brandonrohrer.com/transformers http://colah.github.io/ https://spinningup.openai.com/en/latest/ - OpenAI https://learn.codesignal.com/preview/course-paths/18 https://twoweeksisallyouneed.com/