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Apr 13, 2017 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Mar 29, 2015 at 0:28 comment added Joseph O'Rourke @TheMaskedAvenger: Beautiful question!! Would be a nice independent MO question, if you care to pose it. Seems original as far as I know.
Mar 29, 2015 at 0:08 comment added The Masked Avenger You might prefer an alternate question even in just 3 dimensions: given a region R and quantity q, say contained in some planar polygon, what is the locus of points in space from which region R subtends a solid angle of measure q?
Mar 29, 2015 at 0:02 history asked Joseph O'Rourke CC BY-SA 3.0