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cs.DM2020
Nonexistence Certificates for Ovals in a Projective Plane of Order Ten
Curtis Bright, Kevin K. H. Cheung, Brett Stevens +2
In 1983, a computer search was performed for ovals in a projective plane of order ten. The search was exhaustive and negative, implying that such ovals do not exist. However, no no…
cs.DM2020
Unsatisfiability Proofs for Weight 16 Codewords in Lam's Problem
Curtis Bright, Kevin K. H. Cheung, Brett Stevens +2
In the 1970s and 1980s, searches performed by L. Carter, C. Lam, L. Thiel, and S. Swiercz showed that projective planes of order ten with weight 16 codewords do not exist. These se…