{"guid":"e805e2a4-2d83-5008-93df-cc91119c6291","title":"Running around in circles and why it isn't as useless as you first expect.","subtitle":null,"slug":"emf2022-124-running-around-in-circles","link":"https://c3voc.de","description":"I run Parkrun (some weeks), and am trying to run the alphabet. While running one week I realised that every parkrun course is the same. They are all basically one of a few mathematical objects, the integers or some pair, tuple or quadruple of integers. We will ask and see why?\n\nIn this talk I will explore the broad and interesting idea of Topology and present them to a general audience through comedy and one of my other main passions, parkrun. I will use homotopy and related ideas to show how everyday objects and familiar activities are the same to mathematicians and explain why, think coffee cup and donut.","original_language":"eng","persons":["James Arthur"],"tags":["emf2022","124","2022"],"view_count":45,"promoted":false,"date":"2022-06-03T18:00:00.000+02:00","release_date":"2024-01-06T00:00:00.000+01:00","updated_at":"2026-02-23T19:15:06.997+01:00","length":1122,"duration":1122,"thumb_url":"https://static.media.ccc.de/media/events/emf/2022/124-e805e2a4-2d83-5008-93df-cc91119c6291.jpg","poster_url":"https://static.media.ccc.de/media/events/emf/2022/124-e805e2a4-2d83-5008-93df-cc91119c6291_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/emf/2022/124-e805e2a4-2d83-5008-93df-cc91119c6291.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/emf/2022/124-e805e2a4-2d83-5008-93df-cc91119c6291.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/emf2022-124-running-around-in-circles","url":"https://api.media.ccc.de/public/events/e805e2a4-2d83-5008-93df-cc91119c6291","conference_title":"Electromagnetic Field 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