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JarreNael
searching PlanetScale…
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JarreNael
4y ago
In PyTorch: a = torch.tensor([2., 3.], requires_grad=True) b = torch.tensor([6., 4.], requires_grad=True) Q = 3*a**3 - b**2 external_grad = torch.tensor([1., 1.]) Q.backward(gradient=external_grad) print(a.grad, b.grad) # the