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torch.js· 2026
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  9. LBFGSStepOptions

torch.optim.LBFGSStepOptions

export interface LBFGSStepOptions {
  /** Closure that clears gradients, computes loss, calls backward(), and returns loss */
  closure?: () => Tensor | number;
}
closure(() => Tensor | number)optional
– Closure that clears gradients, computes loss, calls backward(), and returns loss

Options for LBFGS step.

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