![general topology - How can a mug and a torus be equivalent if the mug is chiral? - Mathematics Stack Exchange general topology - How can a mug and a torus be equivalent if the mug is chiral? - Mathematics Stack Exchange](https://i.stack.imgur.com/qa0Ja.jpg)
general topology - How can a mug and a torus be equivalent if the mug is chiral? - Mathematics Stack Exchange
![I uh accidentally deleted the donut so now there's only a cup. But I did save a render of it before I deleted it (second pic) : r/BlenderDoughnuts I uh accidentally deleted the donut so now there's only a cup. But I did save a render of it before I deleted it (second pic) : r/BlenderDoughnuts](https://i.redd.it/6j68e4cbn5u71.gif)
I uh accidentally deleted the donut so now there's only a cup. But I did save a render of it before I deleted it (second pic) : r/BlenderDoughnuts
![Analysis of Tomographic Images of the Soil Pore Space Structure by Integral Geometry Methods | SpringerLink Analysis of Tomographic Images of the Soil Pore Space Structure by Integral Geometry Methods | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1134%2FS1064229321090039/MediaObjects/11475_2021_1495_Fig2_HTML.gif)
Analysis of Tomographic Images of the Soil Pore Space Structure by Integral Geometry Methods | SpringerLink
![J. D. Blood on Twitter: "A topologist takes a sip from a doughnut and bites into a coffee mug. If two objects were like rubber and you could bend or stretch one J. D. Blood on Twitter: "A topologist takes a sip from a doughnut and bites into a coffee mug. If two objects were like rubber and you could bend or stretch one](https://pbs.twimg.com/media/Eegzx-OXsAQ_nVr.jpg)