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chain rule

noun

chain rule

noun
1

Calculus, Mathematics, Sciences A formula for computing the derivative of the functional composition of two or more functions.

  • The backward() function uses PyTorch's automatic differentiation package, torch.autograd, to differentiate and compute gradients of tensors based on the chain rule.2021, Joe Papa, PyTorch Pocket Reference, page 48:
Related terms
Faà di Bruno's formula, power rule

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.