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Researchers used math to crack Wordle

Hacker News Top · 4d ago Cached

Researchers at Binghamton University used Shannon entropy to develop a mathematical method that solves Wordle puzzles with a 99% success rate, prioritizing informative guesses over likely answers.

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Recurrent Reasoning on Symbolic Puzzles with Sequence Models

arXiv cs.AI · 2026-06-16 Cached

This paper introduces RecurrReason, a difficulty-controlled benchmark of four symbolic logic puzzles to evaluate multi-step reasoning in sequence models. Fine-tuning experiments on T5 and GPT-2 show that architecture determines success more than scale, and that pre-training transfer depends on local transition structure.

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