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. 2019 Feb 26;56(1):22–54. doi: 10.1007/s10703-018-00329-2

Table 6.

Incremental column-wise equivalence checking with and without Adder-Rewriting

mult n Lingeling [5] ABC [3] −Adder Rew. +Adder Rew.
btor versus sp-ar-rc 8 14 12 2 1
btor versus sp-ar-rc 16 TO* TO* 6 1
btor versus sp-ar-rc 32 – – 44 3
btor versus sp-ar-rc 64 – – 443 15
btor versus sp-ar-rc 128 – – TO 115