Jason (jcreed) wrote,

In the mid-90s, some awesome nerds at the University of Minnesota made a video called "Outside In" that describes a rather surprising theorem due to Smale in 1957 that you can smoothly turn a sphere inside out without puncturing it, as long as you allow self-intersection. It has a lot of neat visualizations, and you can see it on Google Video here.
Tags: math, spheres

  • (no subject)

    Some further progress cleaning up the https://xkcd.com/1360/ -esque augean stables that is my hard drive. Tomato chicken I made a couple days ago…

  • (no subject)

    Did some personal archaeology. Helped a little with laundry. Threw some chicken, onions, tomato, stock, peppers in the slow cooker and hopefully…

  • (no subject)

    Dinner with akiva and dannel at nuevo portal in carroll gardens. Ate a pile of chicken stew and rice and beans and maduros, good times. I do miss…

  • Post a new comment


    Anonymous comments are disabled in this journal

    default userpic

    Your reply will be screened

    Your IP address will be recorded