{"items":[{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-11 11:33:26.098Z","domain":"discuss.systems","followerCount":3263,"followers":"https://discuss.systems/users/ricci/followers","following":"https://discuss.systems/users/ricci/following","followingCount":942,"icon":"https://fd.discuss.systems/accounts/avatars/109/365/294/856/392/287/original/ee195dae421e614c.png","id":"w1ueut2ra5d3dq7","inbox":"https://discuss.systems/users/ricci/inbox","iri":"https://discuss.systems/users/ricci","isLocal":false,"last_fetched":"2026-01-10 12:50:45.133Z","outbox":"https://discuss.systems/users/ricci/outbox","preferred_username":"ricci","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0jBDjDrJhYnutVkvDyHt\nycnnUZuykVI00KjYpGY/qBSGKpJS8y2niBHNIyyGIcXOdfMn8YQO5Bs2TEoFhvPm\nqLtK6Y3W7c0gcscEtD2U7J+p/HA/Ooz+wNKVUEkd0iKHqwM5AtmdlhjQ2+T2Uw+t\n43Zwp9ORRKmoYMre8wJVMJA1T4QevI5tzqgdM4n3NbibtezofoPhO9fKG0mo5Ec+\n7QdDoEYsv0NNEI6IHuM3bDeab/PKpWeM4izeuolZ9JvG+5ESRL3S3ALo2U2z5buB\n4lDcI3BNzyI4iWar3haVagkiI8fMzm5e4U613wk1kh2hz4IVTD67bjFQ1eDJAppb\nXQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-18 00:00:00.000Z","summary":"

Research professor in the Kahlert School of Computing at the University of Utah. Co-director of the Flux Research Group: https://www.flux.utah.edu. I build research infrastructure: https://cloudlab.us, https://powderwireless.net, https://emulab.net, https://geni.net.

I do not speak for my employer, nor do they speak for me

Not a boffin

Profile pic: Middle aged white man with grey hair and a large beard wearing sunglasses

Banner: Magtape of UNIX V4 and a VT220. Credit: Dan Hixson

","updated":"2026-01-10 12:50:45.133Z","user":"","username":"Rob Ricci"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-19 20:00:57.323Z","domain":"mastodon.social","followerCount":1312,"followers":"https://mastodon.social/users/rperezrosario/followers","following":"https://mastodon.social/users/rperezrosario/following","followingCount":1865,"icon":"https://files.mastodon.social/accounts/avatars/114/294/472/025/485/211/original/61ae2334187a5d5f.jpg","id":"7lv94pp5g26v9ib","inbox":"https://mastodon.social/users/rperezrosario/inbox","iri":"https://mastodon.social/users/rperezrosario","isLocal":false,"last_fetched":"2026-01-10 12:50:45.149Z","outbox":"https://mastodon.social/users/rperezrosario/outbox","preferred_username":"rperezrosario","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtdoJOxfiK6Gw2TTUS1w7\nRng3O0XSFneDsgdFonTyJdyg5qg17OcCsGV68N1D1mt7H0EiYDX8JUKrvUXSvvR7\n1rVAcqONYnrJ41v8crrQjzMihWwcRGu7aNZ9mfYxwTuRj1/05I9XmDGQFocX5diR\n68hOhleBfgCb6XfzLGLKuf+lxD+1CVndaOucZ6ayH+7Iy454YTd9LFIWcrDP6p/4\nURRIvLUQ/gFYFyT7wE/0kfjEo3+NnXZTbpKt4OU5xmXqhNwvK0kpPsb1839ZaSVv\n7MV0w4UtZEguyNy8fX45X/CBgvIuHE5ck0ZKQAivJxu95FQ4GoBuwt06Qe2gUpZG\n9QIDAQAB\n-----END PUBLIC KEY-----\n","published":"2025-04-07 00:00:00.000Z","summary":"

I'm a software developer based in NYC.

I post mostly about software development in general, web app development in particular, web apis, and relational databases.

I am also interested in data visualization, AI, and CS related topics.

My posts are searchable using TootFinder:
https://tootfinder.ch/search/@rperezrosario@mastodon.social

#developer #dotnet #webapi #sqlserver #postgresql #csharp #angular #typescript #javascript #html #css #webdev #softwaredevelopment #programming #ai #compsci

","updated":"2026-01-10 12:50:45.149Z","user":"","username":"Rafael Pérez ❄️"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-22 16:43:37.698Z","domain":"mastodon.acm.org","followerCount":221,"followers":"https://mastodon.acm.org/users/ACM_Ethics/followers","following":"https://mastodon.acm.org/users/ACM_Ethics/following","followingCount":245,"icon":"https://mastodon.acm.org/system/accounts/avatars/109/538/113/072/993/735/original/b414ecd6ddd6c6d1.jpg","id":"8pk2e3bn80l0xbq","inbox":"https://mastodon.acm.org/users/ACM_Ethics/inbox","iri":"https://mastodon.acm.org/users/ACM_Ethics","isLocal":false,"last_fetched":"2026-01-10 12:50:45.345Z","outbox":"https://mastodon.acm.org/users/ACM_Ethics/outbox","preferred_username":"ACM_Ethics","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4ZQ9eiHFc0M3ceUmEUb7\nIJYVjSjlAC0adgityTeyEwM0r+y4lfYUoF0ANfuTQa4G/T5uj87ACK7d/jbdLfxH\nH2RA8SXpbuL6Zy+q6zredMeTzEK3b4zH8xDlKc/XdNgeR2JqwTlUCx5qvXwsS+fR\nrqLf2+BikxsmxhmrtbLoqze4OJylEh55qKfycLtR0ou7JQ6lBOqusaEpxR8Y75rw\neU2nFhsUMXF0OknWxwMg7NFsu8GtMkTBmDbTPBMGOc72Tf50LP5IoTpn8/xZ6Hb1\nnCgh9ST4fs9MrmOzboCOvb4xdIieJA3oSQhZkq90JkHqMCcdeBT3hLpigtGVqLal\nYwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-12-19 00:00:00.000Z","summary":"

Helping promote ethics in computing & related professions. Re/toots do not equal endorsement - intended to inspire discussion #IReadTheCode #ACMCodeofEthics

Comments/questions about US gov't policy & the ACM should be directed to https://www.acm.org/public-policy/ustpc Our account does not address any of these issues.

Report violations of the ACM Code of Ethics here https://ethics.acm.org/enforcement/report-a-violation/ We do not address Code violations on social media.

","updated":"2026-01-10 12:50:45.345Z","user":"","username":"ACM Ethics"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-01-07 10:16:51.724Z","domain":"mathstodon.xyz","followerCount":0,"followers":"https://mathstodon.xyz/users/skelk/followers","following":"https://mathstodon.xyz/users/skelk/following","followingCount":0,"icon":"https://media.mathstodon.xyz/accounts/avatars/111/764/278/809/078/300/original/15d3ddc69c99bced.jpg","id":"tl2wpj6x2w0q9cs","inbox":"https://mathstodon.xyz/users/skelk/inbox","iri":"https://mathstodon.xyz/users/skelk","isLocal":false,"last_fetched":"2026-01-10 12:50:45.414Z","outbox":"https://mathstodon.xyz/users/skelk/outbox","preferred_username":"skelk","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAskFcI1OAfZ1finOj0GPl\no9kjcXRwmVz3rEYTcNLznv62q/i2iLPgiy8YohkjCOhB8C+6LxPZ3ePxRKK4I7Nz\nUit3RqN0gJwNGdtyFhz65wkTGwIZ25fa/PXAl5W+Mbn/rLdLU5HDQtss2wn836EP\n7El2PtA8/mMMVR/1VOuYiBzbN6XYI3qAU3XeX8dXsmyxCd8Gm9KqfbMxY63ERte4\nruO66SQlzScaKdjmT5cnM0kkKldfatw0lw6i2QMrjjEatOaGZliaAewXj61mijY6\nuKkKSJMfEpn+G0+QmTGyTORz01pN3Upm/X9RdPfzjN9PrTuInxxoKcs5fIx9jUij\n8wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2024-01-16 00:00:00.000Z","summary":"

Associate professor at the Department of Computing Sciences (DACS), Maastricht University. Interested in algorithmic graph theory, phylogenetics, fixed parameter tractability, combinatorics, algorithm engineering and proof assistants / computational proof.

","updated":"2026-01-10 12:50:45.414Z","user":"","username":"Steven Kelk"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-24 00:03:56.410Z","domain":"mas.to","followerCount":709,"followers":"https://mas.to/users/mluebbecke/followers","following":"https://mas.to/users/mluebbecke/following","followingCount":293,"icon":"https://media.mas.to/accounts/avatars/109/265/486/520/527/727/original/3931f36df5ccafd5.jpg","id":"zivxt1g0gzuqcin","inbox":"https://mas.to/users/mluebbecke/inbox","iri":"https://mas.to/users/mluebbecke","isLocal":false,"last_fetched":"2026-01-10 12:50:45.456Z","outbox":"https://mas.to/users/mluebbecke/outbox","preferred_username":"mluebbecke","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoJ1w8U4ANGLMYWiL4qiG\nYBgqLDYrPVLf/ovQ7zx0b1BWLMwEeqHx0pNv88aT9LkZRHpL+ZMfMRTJzWzlNJ//\n5RZtk8DlzZmrlYqGz0sM/1AIYVHv3n34R/+DDfI/VaDwPgkzXO4EbfgSWG7qmI1X\nF0EkN0HZ6hkcrebeMr2WGhzdHkRo/fKvnOTcf7TDIdD59wcD7LIzAxN55Y/txXFV\nedLhYAmDa9lV8URUS490tvE7y+TNdPPVhv3gUZnomLmHo1roMFTEudWFFcKcPDTZ\nUg0l2mVGWXrsmILjbR0y7U3ANUhygcMMIpI4T97pIYGKC7copiP527F/mrH7GpAA\nlQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-10-31 00:00:00.000Z","summary":"

professor of operations research at RWTH Aachen university, I like mathematical optimization in theory and practice; #orms

","updated":"2026-01-10 12:50:45.456Z","user":"","username":"Marco Lübbecke"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-21 08:21:50.319Z","domain":"social.edu.nl","followerCount":2974,"followers":"https://social.edu.nl/users/Bibliothecaris/followers","following":"https://social.edu.nl/users/Bibliothecaris/following","followingCount":790,"icon":"https://objectstore.surf.nl/mastodon/accounts/avatars/110/979/949/706/727/077/original/e81e385ec730b88e.jpg","id":"zh625of5cu6d4q5","inbox":"https://social.edu.nl/users/Bibliothecaris/inbox","iri":"https://social.edu.nl/users/Bibliothecaris","isLocal":false,"last_fetched":"2026-01-10 12:50:45.525Z","outbox":"https://social.edu.nl/users/Bibliothecaris/outbox","preferred_username":"Bibliothecaris","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA17rxx1jdKiYRxRVUcX9b\n4iLh4zqCSvCZgeFRU6056E/1kJpPjtxlUqb7sd2nyH3zufJ8kOO9IjSEKIdVNf4T\niywLJU318VvvwnObquNvMesS5/TarWWrxWD02dotmkMGLV/0CeN78fwscPf32PNz\nRjKlCz/3wkiMFKhVtBnl4jLJd8ED/nokWRp7an2iBukOwksIiGepzzhDF1tX65Jv\n15mEotsTSM0zIACEK7TXKmAuclXQCbVHMCtZxqqkPQ5BBdC6V2y9KBdnwuD6lED+\nsZNiT4YTVkn9PF1stlMdOPk+QYf8WslVRMpsamHoZtU4+BVWXamcozWZopKPTlBm\nwQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2023-08-30 00:00:00.000Z","summary":"

News from the University of Groningen Library // Nieuws van de Universiteitsbibliotheek Groningen

#ResearchSupport | #EducationSupport | #OpenScience | #collection | #books #AcademicLibrary

Posts from 11/2022 to 08/2023: https://akademienl.social/@Bibliothecaris

","updated":"2026-01-10 12:50:45.525Z","user":"","username":"UniversityofGroningenLibrary"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-01-10 12:50:45.561Z","domain":"mas.to","followerCount":0,"followers":"https://mas.to/users/AustinLBuchanan/followers","following":"https://mas.to/users/AustinLBuchanan/following","followingCount":0,"icon":"https://media.mas.to/accounts/avatars/109/300/414/165/146/628/original/3f88b3f3bfd55453.png","id":"t1qrnjljidowd31","inbox":"https://mas.to/users/AustinLBuchanan/inbox","iri":"https://mas.to/users/AustinLBuchanan","isLocal":false,"last_fetched":"2026-01-10 12:50:45.561Z","outbox":"https://mas.to/users/AustinLBuchanan/outbox","preferred_username":"AustinLBuchanan","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz480FHNu1m7+fsmZSH38\nAWk9ZFSdptNIPK5gKzlztIcTpHDJm4WgpJBTDZ3idqyEl5oJ8Q723hWWZ8Q+ftM1\n/JCGdvWJlp9yOFr+/go3xrEUXRgLm0JG0jifXIbKQ6PPxY5/4M7QYVfQoiqcqSAw\nvdzgQ7feQaOm1Yhnw17NN4YTjWliF8ju4I6JqU/DYMFS4Bdv/VD+fvPtWiTvXHH9\njWbCoaBjRvzGXGQygFrZzy5juUso+YMdzpNd/pWC/u3RLeu2bTuq6d67sVGrLCsm\nb/Kg/jPLWFxzFhty6C7PO5mpFPiEBSVnq2nNTs1fu7q3/scEekJzpLq5SJqYVof6\n9wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-07 00:00:00.000Z","summary":"

Associate Professor of IEM at OSU. Interests in #orms #districting #networks  https://austinlbuchanan.github.io/

","updated":"2026-01-10 12:50:45.561Z","user":"","username":"Austin Buchanan"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-23 21:57:21.506Z","domain":"mastodon.social","followerCount":32,"followers":"https://mastodon.social/users/SaltFactory/followers","following":"https://mastodon.social/users/SaltFactory/following","followingCount":97,"icon":"https://files.mastodon.social/accounts/avatars/000/817/986/original/ad559c2879d6aeed.jpg","id":"0t0r2793qxotm0w","inbox":"https://mastodon.social/users/SaltFactory/inbox","iri":"https://mastodon.social/users/SaltFactory","isLocal":false,"last_fetched":"2026-01-10 12:50:45.658Z","outbox":"https://mastodon.social/users/SaltFactory/outbox","preferred_username":"SaltFactory","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAprMqtyFANgw4O4u2bHO3\ncbqQdqGjRlNRRRp0H1u2y4pSoQFDMHS5cuehxZh7CCt7lSeliMRo4AJ6iOEAJ6eS\nqx815D0jEzA4gUM71eff97QQ2+UKTMBnco76ZBDmGlnh8kM02oNgXDOu0uM/Lk49\nIKDbuoNOe/vJ2iPWudGMz0a5MBlAbbzlwL7BehrxSD1I01cfgQ7NajOxA13BRFuY\n7k+pVO6mUxoNEVBbkT+RhrmqTQmKnUpHIp6kYasLQL52VRsbpzEjNWk57MV/W6lu\n50A0CZc1HZPJhA5ZMFqPoXdeRvh2HMUjMFs6iohv6U+aVDgbBRAAAxPbEge47tsC\nOQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2019-05-23 00:00:00.000Z","summary":"

I never know what I'm talking about.

Postdoc researcher @ KU Leuven, Belgium, working on Knowledge Representation & Reasoning.

","updated":"2026-01-10 12:50:45.659Z","user":"","username":"Simon Vandevelde"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-01-10 12:50:45.844Z","domain":"mastodon.acm.org","followerCount":0,"followers":"https://mastodon.acm.org/users/fvuo/followers","following":"https://mastodon.acm.org/users/fvuo/following","followingCount":0,"icon":"https://mastodon.acm.org/system/accounts/avatars/111/545/242/152/740/294/original/0e78de5505c92fe8.png","id":"oajr8j0guqc2k6p","inbox":"https://mastodon.acm.org/users/fvuo/inbox","iri":"https://mastodon.acm.org/users/fvuo","isLocal":false,"last_fetched":"2026-01-10 12:50:45.844Z","outbox":"https://mastodon.acm.org/users/fvuo/outbox","preferred_username":"fvuo","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvtzEQT81iSovZk1gkf+p\nTcCPKyjSVs9zGf8/Q5HzkSY/5mBda+pmSluh6HEU1VY8lmleDojPo5+Sd18jJ8wW\n8zus699H+Ia5u1M9XFmikjio3OsmXWOenQES/PCNi+bvgZl39rBD9oxPoN12eWVJ\ntm2b2Cpjl5rci/wdanymH34oZqrcgKL14Kci3Hc7q1P2LwYq63bzEqMpK/q/uluG\nQrhYXBQDTC+sCuSgL1nN7swxF8dAsC9f1nCP88EZgwVf59QwwV1A8hiyPjgA15q6\nLC0Mh/bLDJwQt/lPNYmI+3cgyHm7kPIDvjQT7aaME/AGjYonH3I4qbmzhi2TcHAC\nKwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2023-12-08 00:00:00.000Z","summary":"

Interested in good old-fashioned AI, teaching, computer science.

","updated":"2026-01-10 12:50:45.844Z","user":"","username":"Felix Ulrich-Oltean"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2026-01-10 12:50:45.869Z","domain":"mathstodon.xyz","followerCount":0,"followers":"https://mathstodon.xyz/users/ksidorov/followers","following":"https://mathstodon.xyz/users/ksidorov/following","followingCount":0,"icon":"https://media.mathstodon.xyz/accounts/avatars/113/488/258/911/332/282/original/8d7ad4c9f59e2ae0.jpg","id":"xsz7mcm5iknh7ks","inbox":"https://mathstodon.xyz/users/ksidorov/inbox","iri":"https://mathstodon.xyz/users/ksidorov","isLocal":false,"last_fetched":"2026-01-10 12:50:45.869Z","outbox":"https://mathstodon.xyz/users/ksidorov/outbox","preferred_username":"ksidorov","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7viD/ktZnuwKeGRsp6L3\npjJ0PfYd5/HJWN/6tYXwwmJGOidz8RtAY+vt8XdWor/B62GxNJZNHekDJ8piRucs\nOvj8175lmuwfcp1fPoB/U5AKlphhzNx0h4Hb0ydFWX5misaomNP6+HMhOJy5SJEY\nbyxPk4vq4XYUDXiPg6Y/GZXj1UP7Z1oRCWx1/QmLuOL7uy9QRP7NwLv55EIrf07J\n7nhqberBLlkJox/zcA3+OG38/5PueiJSO9X5raDIr8GIjtlvRZxdkA0HocgEU6DA\nanHVBM+DzwxYHZi4W6asRLO2Pxy1BSAz3Yhqe0l2W0ckx6GW2w+7TxvjdauJR5Z2\n1wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2024-11-15 00:00:00.000Z","summary":"

PhD candidate at the Algorithmics group of TU Delft

","updated":"2026-01-10 12:50:45.869Z","user":"","username":"Konstantin Sidorov"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-08-31 17:48:08.037Z","domain":"mathstodon.xyz","followerCount":323,"followers":"https://mathstodon.xyz/users/czhang03/followers","following":"https://mathstodon.xyz/users/czhang03/following","followingCount":1138,"icon":"https://media.mathstodon.xyz/accounts/avatars/109/351/081/350/510/459/original/e8510960ad837989.jpg","id":"9m8u710q1cuwf5w","inbox":"https://mathstodon.xyz/users/czhang03/inbox","iri":"https://mathstodon.xyz/users/czhang03","isLocal":false,"last_fetched":"2026-01-10 12:50:45.906Z","outbox":"https://mathstodon.xyz/users/czhang03/outbox","preferred_username":"czhang03","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw+7Z86RWLBlWfiCEUoJ4\nQVkAPG/9Iz9f4iuauVzWGUUumV37mB3jCQk6vLweQD8oFt7qOcHX8JY1h9EJlxrQ\neC1u9dBZeA5mwe9FLlBjjPRvviAxpuejEWm6onFU1UBDmR8OuRrPJxgtoc/l6vGh\njv8a+Hn/lV4QRcPdgG1TGDxTqrR/4+f0Y1MYpUuvOtTQ8/CgqVXiwSJeKV8VJClY\nQ2DK6QCdWu01+GZiQ51FsR5xAO22VQPSqYv6gcw11LG2Rj3DDVylqgMRzj2N6kf6\nAjT8CuV+fixSdMP53d+VZ+Hvn+gmvO2UbbOuhybEYlaDpCLr7NVohIhLcd27pS+G\n2QIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-16 00:00:00.000Z","summary":"

Assistant professor at WPI; coalgebra, Kleene algebra practitioner.

Vibing good vibes; mathing bad math.

non-associative, non-commutative, non-symmetric, non-idempotient, and non-continuous.
Do not lift, extend, or generalize.
A fixpoint that is not least, a functor without adjoint, and a directed-incomplete partial order.

Generally co-menacing co-categorical co-object.

"I cannot Grothendick construction under these conditions."

","updated":"2026-01-10 12:50:45.906Z","user":"","username":"Cheng Zhang"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-16 02:35:30.641Z","domain":"mastodon.sdf.org","followerCount":62,"followers":"https://mastodon.sdf.org/users/hakan/followers","following":"https://mastodon.sdf.org/users/hakan/following","followingCount":38,"icon":"https://mastodon.sdf.org/system/accounts/avatars/109/295/509/627/893/591/original/04bbc14cbbf2bf9b.jpg","id":"vrfsbtcft6wfl4x","inbox":"https://mastodon.sdf.org/users/hakan/inbox","iri":"https://mastodon.sdf.org/users/hakan","isLocal":false,"last_fetched":"2026-01-10 12:50:46.392Z","outbox":"https://mastodon.sdf.org/users/hakan/outbox","preferred_username":"hakan","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1NV/TUZWx2Gd4idADFYR\n7mXoG5xojp2CtDvIUfY3EBC+0+lIWpGGoGc9iYHAgK03l+fUhm4miXVzFD3oCpes\nrw0W7uXzlf8Tj7Uhq51FJPc6jjNSMPHKlRDDepbmseVDFYwZibprVrrIYxF23X/p\n6FcukKdlBaID0JsCJn+uhDXTePw04UCJvOyJgeloFgfLBaqFS+9w1e4Pla8J+zoR\nQmHFG7iFWtdCHDLB0/SRDsO02VFEfdkhk0VdlpVTk18f40yRwe9z2XdfrSBO4g8s\nEps8JKbptYNeQ0yhE2cwMAhL8I0uNwZhX1OJrue5esxZtW/TUjUXnC4DhNeyZVd/\ndwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-06 00:00:00.000Z","summary":"

http://hakank.org/

Swedish Software Developer / Independent Researcher. Interested in many things, e.g. Constraint Programming/Modeling (especially Picat, MiniZinc, OR-tools, CPMpy)., Operations Research, AI/GOFAI, Machine Learning/Data Mining, Logic Programming (especially Picat and Prolog), Probabilistic (logic) programming (especially WebPPL, BLOG, Turing.jl, CPLINT, ProbLog), nductive Logic, Programming (especially Popper), Mathematics (especially Combinatorial and Recreational).

","updated":"2026-01-10 12:50:46.392Z","user":"","username":"Hakan Kjellerstrand"}],"page":1,"perPage":10,"totalItems":22,"totalPages":3}

Constraints Journal

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