OpenAI reports a nonresidually finite hyperbolic group

There exists a torsion-free word-hyperbolic group that is not residually finite.

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Understanding the problem

Read the background

There exists a torsion-free word-hyperbolic group that is not residually finite.

Why it matters

If correct, gives a negative answer to the long-standing residual-finiteness question for hyperbolic groups.

What counts as progress

Are all word-hyperbolic groups residually finite?

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