Answer 1

https://www.kdnuggets.com/2018/10/simple-neural-network-JUMP_LINK__&&__python__&&__JUMP_LINK.html

https://m.youtube.com/watch?v=9UBqkUJVP4g

https://medium.com/technology-invention-and-more/how-to-build-a-simple-neural-network-in-9-lines-of-python-code-cc8f23647ca1

https://www.geeksforgeeks.org/single-neuron-neural-network-python/amp/