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EnzymeAD / Enzyme Public

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Fix numerically unstable tanh derivative rule#2908

Draft

wsmoses with Copilot wants to merge 2 commits into

mainEnzymeAD/Enzyme:mainfrom

copilot/fix-nan-hessian-saturated-tanhEnzymeAD/Enzyme:copilot/fix-nan-hessian-saturated-tanhCopy head branch name to clipboard

Conversation Commits2 (2)Checks Files changed

Draft

Fix numerically unstable tanh derivative rule#2908
wsmoses with Copilot wants to merge 2 commits into
mainfrom
copilot/fix-nan-hessian-saturated-tanh

Commits

Commits on Jun 26, 2026

Initial plan
Copilot
authored
Fix tanh derivative: use 1-tanh(x)^2 instead of 1/cosh(x)^2 for numerical stability
Copilot
authored

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