Symmetrize Hessian in-place during setup (0.5*(H+H')) - #135

Merged

darnstrom merged 8 commits into

copilot/add-symmetrization-for-hessian

Mar 22, 2026

Commits on Mar 22, 2026

Initial plan
Copilot
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9776821
Symmetrize Hessian in-place during setup (0.5*(H+H^T))

Copilot
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darnstrom
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2260e08
Make sure Rinv always point to allocated data at the start of Rinv
darnstrom
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5361f8a
Symmetrize H lazily via Rinv buffer without modifying user's H

Copilot
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darnstrom
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922de5a
Always symmetrize H via Rinv buffer — remove lazy-check branching

Copilot
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darnstrom
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78fcd8e
Save some divisions
darnstrom
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6513054
Check diagonality before packing to restore O(n) fast path for diagonal H

Copilot
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darnstrom
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e95b625
Remove accidentally committed object file

Copilot
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darnstrom
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44d2108