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Critiques computer-generated proofs of the Four-Color Theorem, highlighting logical gaps and establishing a 9-color lower bound.
四色猜想,百余年间,借助计算机完成的“证明”,争论从未止息。笔者始终认为计算机辅助证明,在逻辑完备性上存在断层——它验证了“没有反例”,却未能阐明“为何是四色”的几何本质。这是一场“大规模检错”,而非严谨的“逻辑证明”。 作者在涉略“挂谷猜想”(Kakeya Needle Problem)
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zhigang zhang (2026) studied this question.
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