A new mathematical approach uses data on people's commutes between and within US counties to identify important geographic regions. A new mathematical approach uses data on people's commutes between ...
Years ago, I found a book that redrew the map of our country as if the states had been defined by geography and culture rather than politics. I haven't been able to re-find the volume, yet the notion ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback