{"items":[{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-13 18:00:34.809Z","domain":"mathstodon.xyz","followerCount":13898,"followers":"https://mathstodon.xyz/users/johncarlosbaez/followers","following":"https://mathstodon.xyz/users/johncarlosbaez/following","followingCount":554,"icon":"https://media.mathstodon.xyz/accounts/avatars/108/205/715/237/591/098/original/23b93c7b653be37c.jpg","id":"4dv15agjk5oz8jr","inbox":"https://mathstodon.xyz/users/johncarlosbaez/inbox","iri":"https://mathstodon.xyz/users/johncarlosbaez","isLocal":false,"last_fetched":"2026-01-08 13:15:24.204Z","outbox":"https://mathstodon.xyz/users/johncarlosbaez/outbox","preferred_username":"johncarlosbaez","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvgJHppW3vD2wZm2hxOGs\nkA45SH/pWuvDLEXDBr3NKdKZywgO/IWBDY7vDiFZqrA7nrVv3GvYIOemv44CEl1Z\nJZ4tszs3PYRdfBHHZENkoWneCgfS1Ha1LIxBd9hQNqfD4Z7883QT2UrwXGQD3Vgr\nL+C9XsVPoD5bxDeEgiu8kHqbWdZfin2+J+tfrsoHjx+Y9q32ngXyCUaqssrnfJkw\n+KEwQGkNJob2p1RHYQcQaDdOWjKLfxHlQQJ/FuvV8wxBYYPkW9innQUxGSvgg8R8\nb38SdKXpyH8IYM/mfQnSJU8fRfvxuji+hock4CXdP44iCpyHjGDON1WdYuNXSRwQ\n4wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-04-27 00:00:00.000Z","summary":"

I'm a mathematical physicist who likes explaining stuff. I'm the Maxwell Fellow of Public Engagement at the School of Mathematics and the School of Physics and Astronomy at the University of Edinburgh.

Check out my blog Azimuth! I'm also a member of the n-Category Café, a group blog on math with an emphasis on category theory. I also have a YouTube channel, full of talks about math, physics and the future.

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Mathemusician human, new to mastodon, used to be cool on the internet but now people are surprised I'm still alive, she/they

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mathematician, wife, mother, Professor, addicted to math

","updated":"2026-01-08 13:15:24.235Z","user":"","username":"Nalini Joshi"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-22 15:08:31.696Z","domain":"mathstodon.xyz","followerCount":101,"followers":"https://mathstodon.xyz/users/saugatabasu/followers","following":"https://mathstodon.xyz/users/saugatabasu/following","followingCount":0,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/304/646/385/561/067/original/51ccff666b3d6949.jpg","id":"9guhyrt0ho17no6","inbox":"https://mathstodon.xyz/users/saugatabasu/inbox","iri":"https://mathstodon.xyz/users/saugatabasu","isLocal":false,"last_fetched":"2026-01-08 13:15:24.261Z","outbox":"https://mathstodon.xyz/users/saugatabasu/outbox","preferred_username":"saugatabasu","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu8qK+XkvZZ7iF+Dt8ak6\nIOKc6RfAeGnj/OPKFc/cjMmZKNgDKtSC1g8SHw91QvNM6ZeXYpKG5xRylrGP1O4b\nL+PwuoRPuv+ECcIgv9t2e/zaibzpESWnEyWYqdafcJ3yNr1bke+uICRZnhSQxrjt\n4w7OLVaznDJqW8aPVs9c+BWeNwBqyjSbBu5M2flpbVTzNfr1SFjhodRzFpvXcg6H\nPEbqM6r7l81NH5SgGCIflpV44icZDqB/ec/25PCjoV5+1OCjBY09CdBetgm2Eeev\n461XtzJzyuhXRiGshl0OZ0oi/cJZmyMvnTfcLJOmV69Q+JhidzvA9nsUSCHy6bNE\nSwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-07 00:00:00.000Z","summary":"

Professor of mathematics, Purdue University. Interested in all aspects of math -- algebra, geometry, topology, logic and category theory. Research mostly on real algebraic geometry and o-minimality.

","updated":"2026-01-08 13:15:24.261Z","user":"","username":"Saugata Basu"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-15 16:48:31.327Z","domain":"mathstodon.xyz","followerCount":1403,"followers":"https://mathstodon.xyz/users/DrEugeniaCheng/followers","following":"https://mathstodon.xyz/users/DrEugeniaCheng/following","followingCount":0,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/363/046/867/410/997/original/17294f111bdab061.jpg","id":"94sg573xsjklznh","inbox":"https://mathstodon.xyz/users/DrEugeniaCheng/inbox","iri":"https://mathstodon.xyz/users/DrEugeniaCheng","isLocal":false,"last_fetched":"2026-01-08 13:15:24.352Z","outbox":"https://mathstodon.xyz/users/DrEugeniaCheng/outbox","preferred_username":"DrEugeniaCheng","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3yMa1+lLrum3TTeqQjfJ\nNi1F3rYwZA60uViI3MugoHtrbRiNyPnd5Wyb3YPH+Ovrpujk4XPGNyNQ+g48sC3W\n4hb1JJ8iq5WtnIGIwBR9rd6ZpLfRuJXiRwEfsq747bRrsmPaioKqTl3zbjKXQVZd\n0ifA1wcjOBW5DhCbiMR7y8LTH2WiJCbWsJO8VWnePdpFzpIz3cIyJhYo54I2F4uG\nXCF3R+GEOvXALSFaNhnbCSQOi1F6kQDBcHL0nRjMZB3AlSw8L5uVpAn0GNS1YVL7\nwlDOgmGxoynzks6fXA7pDDLx4JzP3CtWy3o0BFp6e5a8MI2BjbaN3+htlhd14pRm\n5wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-18 00:00:00.000Z","summary":"

Pure Mathematician+pianist. Grieving involuntary childlessness. Author: How to Bake π, X+Y, etc. Latest book is The Joy of Abstraction. No advice please.

","updated":"2026-01-08 13:15:24.353Z","user":"","username":"Dr Eugenia Cheng"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-27 01:35:00.216Z","domain":"mstdn.social","followerCount":3831,"followers":"https://mstdn.social/users/QuantaMagazine/followers","following":"https://mstdn.social/users/QuantaMagazine/following","followingCount":50,"icon":"https://media.mstdn.social/accounts/avatars/109/287/180/583/334/242/original/eb833d4a27264d2f.jpg","id":"9ptdfsaedqveqps","inbox":"https://mstdn.social/users/QuantaMagazine/inbox","iri":"https://mstdn.social/users/QuantaMagazine","isLocal":false,"last_fetched":"2026-01-08 11:18:29.090Z","outbox":"https://mstdn.social/users/QuantaMagazine/outbox","preferred_username":"QuantaMagazine","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnUxGM05wzKfYqySCVBiE\nGCb6n39fxvmba277WFOYYJ7B8hraXMoU0ZZ9svPdC7ShqRqGZrEZGNnyeyHe/Ava\nfNJ7cmWw3768N9J1vfrR7Eofoe03EiTRPJ1+uITpMniaYJwhzvzvfp9dqgSY8uKV\nAZ05J0yMcVSxYt/L37EFsRHvXg+9q+zuj9BjmXYRE2SvvUeahKs3fFIFiQTywAe3\ns5lPVR3hyMZImQVX5qRjwidid7ioyCRTPDYbhqMAKAoBA/Lr19TDNKxEeVt4ofpG\nP00V7EY4/0AVO62nRzd1/BOyiilqP/Fs+2pBxfR7nbk76FAhWEmKIPl/j95A3NzY\nfQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-04 00:00:00.000Z","summary":"

Big ideas in science and math. Because you want to know more. Launched by the Simons Foundation. Winner of the 2022 Pulitzer Prize in Explanatory Reporting. http://quantamagazine.org

","updated":"2026-01-08 11:18:29.090Z","user":"","username":"Quanta Magazine"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-15 20:42:50.928Z","domain":"mathstodon.xyz","followerCount":1201,"followers":"https://mathstodon.xyz/users/EuroMathSoc/followers","following":"https://mathstodon.xyz/users/EuroMathSoc/following","followingCount":11,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/324/870/668/416/643/original/0fe245f0a47ebf6d.jpg","id":"a25t5zjndrfuedh","inbox":"https://mathstodon.xyz/users/EuroMathSoc/inbox","iri":"https://mathstodon.xyz/users/EuroMathSoc","isLocal":false,"last_fetched":"2026-01-08 13:15:24.482Z","outbox":"https://mathstodon.xyz/users/EuroMathSoc/outbox","preferred_username":"EuroMathSoc","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt0DzxRovDzcXAFO03C/E\nrkieYX72/ApIhNnTVs6aMNGZbBQKVcaaBIhdJzxnpr37pTpqezqdt894UujqFXoC\nGXWZTRESUWuPJcDAWt1LrK0liaoUAdh9Z5iQdiywPfQYoEgfBGQesFd+dmBQxCt5\nqO7glI4rGI71myn7ftXzc3pPYWt9j73Nuc+XvAw+BpANUC5D1FAFOsH0jG2qkEJB\n9sdUQCRS9H8xdG6ZAmTje1HWL7qfeoHFEXNFsk5lvqgaTo2gFcHaOVCTQnwOuVOo\nZH9TdhGbrCpnmlt6JBHrkqlnooXhbcHcQwe1UHOo14gcQrvEjAKDMQf+euT28HHN\nJQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-11 00:00:00.000Z","summary":"

The Learned Society for Mathematicians from/in Europe

","updated":"2026-01-08 13:15:24.482Z","user":"","username":"European Mathematical Society"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-21 01:33:15.921Z","domain":"mathstodon.xyz","followerCount":2380,"followers":"https://mathstodon.xyz/users/highergeometer/followers","following":"https://mathstodon.xyz/users/highergeometer/following","followingCount":6,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/327/712/438/629/582/original/76fa858ad767bda9.jpg","id":"y267u3xghetnl38","inbox":"https://mathstodon.xyz/users/highergeometer/inbox","iri":"https://mathstodon.xyz/users/highergeometer","isLocal":false,"last_fetched":"2026-01-08 13:15:24.509Z","outbox":"https://mathstodon.xyz/users/highergeometer/outbox","preferred_username":"highergeometer","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt7cflWgLRuGRI492Z3za\nXWJcMKxUYp6c9C15yyKEyCyW6rlmFC5JtJcxx7HGDJ5impPDF+5VA++6YYhv3uAb\nQ7mVDLaTZs6p2qe8+MyF/zZfdV67jyy+UdIBbWzTF59jkHNV/pg5jxRHrxuOO76o\n4d+gXUHEHCctZbA9KcBBHuik+y1zkL2OXLQTatLF/jLtW7Ofe79eZz9HkxuyqFzA\nFlMS8eI4oE/GvwaVIahlytL/luQXeKF+Vb5yFS0ZZW8hFuIQhqBeUUwGguv3ZRb6\nEAti3Um/QpfhJTw628GtAeV1NLs8d12CekCCfxjoaOCtS1l9t0JLaxugjdEQJfa2\nRwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-11 00:00:00.000Z","summary":"

rimcræftiga |
bespoke constructions in categorified geometry since 2010 |
dude

","updated":"2026-01-08 13:15:24.509Z","user":"","username":"theHigherGeometer"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-13 09:38:08.151Z","domain":"mastodon.xyz","followerCount":24039,"followers":"https://mastodon.xyz/users/xkcd/followers","following":"https://mastodon.xyz/users/xkcd/following","followingCount":2,"icon":"https://6-28.mastodon.xyz/accounts/avatars/000/076/420/original/113bb57e2a7ab42f.png","id":"5pzd7fq8ve63qfo","inbox":"https://mastodon.xyz/users/xkcd/inbox","iri":"https://mastodon.xyz/users/xkcd","isLocal":false,"last_fetched":"2026-01-08 13:15:24.556Z","outbox":"https://mastodon.xyz/users/xkcd/outbox","preferred_username":"xkcd","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8pOnz6Aw4WKeNv/GdO/e\neASfXyLD8a11DOINEZ0sRTMICEoaz47smWV/a92UQ8Vuh9expOe+aR/GTlZvhOvJ\nseByWezSqkErtyXz1fz07p9w5X5VgGcBFFsomt7LLb62pQZ5NZvqGNt6NUvKRSBE\nnRkF/LwQrK5gpG5rF0vCZPenFN4l4CIfPCTMPqp/HFhDdarpac/ZM5tLvasnTmby\nMkvaCrZfItO3LbCDsL6Fncqo+DOXk9YmMrCWh9IGHgoRvkN1eyX7JMBLJU0mqLbL\ng29JVoMV9ZobRHejXqNXv/iQY/cLoU+FM+efm71i7H2w/iGSsWOVTno3N00ZcMAt\nywIDAQAB\n-----END PUBLIC KEY-----\n","published":"2017-06-24 00:00:00.000Z","summary":"

I really like xkcd, so I post them here as soon as they are released. Feel free to boost or favorite my toots if you enjoy them. – Made by @lx in #Rust

","updated":"2026-01-08 13:15:24.556Z","user":"","username":"XKCD Bot"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-09-24 19:42:46.827Z","domain":"econtwitter.net","followerCount":3400,"followers":"https://econtwitter.net/users/ben_golub/followers","following":"https://econtwitter.net/users/ben_golub/following","followingCount":341,"icon":"https://econtwitter-media.mwt.me/accounts/avatars/109/287/737/684/400/322/original/43cd93fda333b173.jpg","id":"m89btmw50sj12yr","inbox":"https://econtwitter.net/users/ben_golub/inbox","iri":"https://econtwitter.net/users/ben_golub","isLocal":false,"last_fetched":"2026-01-08 13:15:24.728Z","outbox":"https://econtwitter.net/users/ben_golub/outbox","preferred_username":"ben_golub","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqZ8mGYWwght6QtHjCsNV\nQJiVDDHzf3dOlrHar/ltlfkedfSf/KQbr++S5hblfr1qRbI4f0jVIdH0eTtOBCW2\ncYjBBnO2HctWd+l9vpKrRIZMKVjdg6aX3bAGO9TPDcHZv2FZOEr2FSwIZ/A6gnTD\nC/8HapkCZXcoyA6FpfxK7ysz6s/t1stwn5V43smz4sWhwKoeLGQ8tRFR+8dPv0nv\nCTzcOysbx3xwLNr53qDxJOBcir6tTAnyIxvU9yEsOdtyH7Gy1T9dPOJErV7A3I8u\nUFkzXulhcW08vPqpk1a0bchyNOTp0oh3Rr9tev/i9APRfTJ1CzD1rhkOaHzsP1uk\nqQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-04 00:00:00.000Z","summary":"

economics + CS prof at Northwestern; from Ukraine

economics of social networks, information flow, supply chains

past: Harvard | Stanford '12 | Quora '11 | Caltech'07

","updated":"2026-01-08 13:15:24.728Z","user":"","username":"Ben Golub :lambda2:"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-16 02:10:47.584Z","domain":"mathstodon.xyz","followerCount":178,"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":"9quuj7h7p5917pk","inbox":"https://mathstodon.xyz/users/henrycohn/inbox","iri":"https://mathstodon.xyz/users/henrycohn","isLocal":false,"last_fetched":"2026-01-08 13:15:24.753Z","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.

","updated":"2026-01-08 13:15:24.754Z","user":"","username":"Henry Cohn"}],"page":1,"perPage":10,"totalItems":0,"totalPages":0}

Sagar Shrivastava

Following