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    "text": "When can a sum of reciprocals of natural numbers sum to a rational number?  There are many unsolved problems in this area, by Erdős and others.  With Vjeko Kovac, we have been able to resolve some open questions and make progress on others: terrytao.wordpress.com/2024/11/27/o...",
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        "title": "On several irrationality problems for Ahmes series",
        "description": "Vjeko Kovac and I have just uploaded to the arXiv our paper “On several irrationality problems for Ahmes series”. This paper resolves (or at least makes partial progress on) some open q…"
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    "createdAt": "2024-11-29T21:28:25.574Z"
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