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Sheng-Bao Wang

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Preprint Oct 2026

Dijkstra Is NOT Greedy: A Global-to-Local Proof of Correctness

Dijkstra's algorithm is almost universally classified as a canonical greedy algorithm. This paper challenges that conventional interpretation and presents a simple, direct proof of correctness from a different viewpoint. Contrary to the widespread intuition that the algorithm repeatedly makes a local choice and thereby...

Sheng-Bao Wang · 0 citations

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