证明四色猜想定理

Prove 4-Color Conjecture (Theorem)


运用“四面体”的三维构型来证明“四色猜想定理

史上首次完美的非计算机证明


Use the three-dimensional configuration of the "tetrahedron" to prove the "four-color conjecture (theorem)"

The first perfect non-computer proof in history


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