Implement a NN on a basic example in Python

[DamienCarreau]

[DamienCarreau]

https://franpapers.com/en/machine-learning-ai-en/2017-neural-network-implementation-in-javascript-by-an-example/

[OlivierResc]

https://machinelearningmastery.com/choose-an-activation-function-for-deep-learning/
https://deepai.org/machine-learning-glossary-and-terms/sigmoid-function

[OlivierResc]

https://machinelearningmastery.com/a-gentle-introduction-to-gradient-descent-procedure/

[OlivierResc]

https://towardsdatascience.com/step-by-step-guide-to-building-your-own-neural-network-from-scratch-df64b1c5ab6e