lesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playgroundlesson 4 of 4 · mission: tensor playground
In the starter, y = w*w + w at w=2 backpropagates dy/dw = 5. The stage-1 note says this 'already exercises a subtlety'. Which one?