metamath / metamath-knife

Metamath-knife can rapidly verify Metamath proofs, providing strong confidence that the proofs are correct.
Apache License 2.0
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Remove unnecessary clone() calls #3

Closed david-a-wheeler closed 3 years ago

david-a-wheeler commented 3 years ago

Remove unnecessary clone() calls; they take more time & removing them makes the code simpler.

Signed-off-by: David A. Wheeler dwheeler@dwheeler.com