tag:blogger.com,1999:blog-7520310366597866036.post5642264521919971122..comments2024-02-21T02:24:27.384-08:00Comments on Necessary Facts: Grigory Perelman's "Perfect Rigor" by Masha GessenMichael E. Marottahttp://www.blogger.com/profile/14402515044482988601noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-7520310366597866036.post-11124740244463391502017-04-17T08:09:19.220-07:002017-04-17T08:09:19.220-07:00I wonder if she's saying the shortest path lin...I wonder if she's saying the shortest path lines an aircraft would take cross, not that it's impossible to draw circles that don't cross. CJhttps://www.blogger.com/profile/05824987036580158137noreply@blogger.com