Numpy
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Arrays, indexing, slicing, and element-wise vs matrix operations — with RL-relevant examples and explanations.
Extend linear regression to multiple features using matrix form ŷ = Xw + b and vectorized NumPy operations.
Reflect on your readiness across math, Python, NumPy, PyTorch, and RL concepts before starting the curriculum.
Build a 2-layer MLP to classify handwritten digits using only NumPy. Full pipeline: data, init, training, evaluation.
NumPy for RL: arrays, indexing, broadcasting, random, and batch operations.