{"items":[{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-23 08:13:17.473Z","domain":"mathstodon.xyz","followerCount":168,"followers":"https://mathstodon.xyz/users/henrycohn/followers","following":"https://mathstodon.xyz/users/henrycohn/following","followingCount":104,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/246/414/828/626/933/original/a72d34b4e7c996a2.png","id":"98pv04ewgds9371","inbox":"https://mathstodon.xyz/users/henrycohn/inbox","iri":"https://mathstodon.xyz/users/henrycohn","isLocal":false,"last_fetched":"2025-08-28 18:14:00.363Z","outbox":"https://mathstodon.xyz/users/henrycohn/outbox","preferred_username":"henrycohn","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2k4D14DnW/0aLefE+Ub5\nbD+RQNfhOqI2RWU20Dm7K9nYDCrpwyxSE/Cn+8E2BsUtx0QeRT4JYDF2c6Ut42nZ\nQM0lAumV+dnk9YplvSg5C2he1l3hFY6p+NpQiGW6a04fWc4FxaZpxR0AFYyG1Mag\n5uENR6DncXWmt47NpFD4VbS8Ham5g0ouGmHZxRE30KJ1hVAE2izvrAEzCwAocTzQ\nLzES4CzaX6otECtr1rX6i5g6vGRM2aAacrA+kDM/wCwEcDiUaL4lAsn2RThRcYcj\n9/VRaI+8orxTXrcBBHpTW73jJ7IjHTOSvBTTbaRKijvCqW953DRHoAl7NLCbI6Ba\nOQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-10-28 00:00:00.000Z","summary":"

I’m a mathematician at Microsoft Research New England and MIT. See https://cohn.mit.edu for papers, courses, and other information.

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Working on Theoretical Computer Science and Foundations of Machine Learning. Still also using twitter.

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Holder of the Chaire Combinatoire at the Collège de France. Fellow of Trinity College Cambridge.

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math at xAI. Morgan Prize Honorable Mention 2018. Developing the theory of #TensorPrograms and the practice of scaling #neuralnetworks.

","updated":"2025-08-28 18:14:00.654Z","user":"","username":"Greg Yang"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-08 08:49:13.786Z","domain":"mathstodon.xyz","followerCount":19201,"followers":"https://mathstodon.xyz/users/tao/followers","following":"https://mathstodon.xyz/users/tao/following","followingCount":113,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/378/244/433/513/115/original/e7134404c3103f9a.jpg","id":"ra8f6kae6b6a56u","inbox":"https://mathstodon.xyz/users/tao/inbox","iri":"https://mathstodon.xyz/users/tao","isLocal":false,"last_fetched":"2025-08-28 18:11:44.283Z","outbox":"https://mathstodon.xyz/users/tao/outbox","preferred_username":"tao","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4Enfn4gs8ae2xG4OkK1P\nAzOXdgzLHvxoHLj1ZzIc+s6N+fYVAh1lO3oCyJ+v8ZOD5Di27yEpwEa3hU+j3ZEF\nIdfKwmfDwTA+tUHj2Dr5Hp8sDBI2Vsz9bKL4x6k1gPE785KIgQSCo6/Id31ZiwXC\n9ZEzKN0MRSKFGPVEuL4u0j85skMNC2DbDCXqvU2Zz88go2n204chp58pTI3xwGwX\nLtAF3grhLGdy9gdHEHpLpTHmUEzserpd4zLjqw5O6NydZTF5DFOazKn2QVx+X1Jz\njY2pvFWc4oXFLBv9IrvoYphTqxpMiOk/qnUxn2NconmcORihSGbObY033ZYy2dbK\noQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-20 00:00:00.000Z","summary":"

Professor of #Mathematics at the University of California, Los Angeles #UCLA (he/him).

","updated":"2025-08-28 18:11:44.283Z","user":"","username":"Terence Tao"}],"page":1,"perPage":10,"totalItems":4,"totalPages":1}

Mark

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