chain rule

 

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chain rule

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chain rule

1. (calculus) A formula for computing the derivative of the functional composition of two or more functions.
   • 2021, Joe Papa, PyTorch Pocket Reference, page 48:

     The backward() function uses PyTorch's automatic differentiation package, torch.autograd, to differentiate and compute gradients of tensors based on the chain rule.

• Faà di Bruno's formula

• Herculian, Herculina, herculian