Hi All, Dose GEOS supports buffer of self-intersected polygon, just like 'POLYGON ((2 2,-2 -2,2 -2,-2 2,2 2))'. I get the wrong polygon result with GEOSBuffer('POLYGON ((2 2,-2 -2,2 -2,-2 2,2 2))',0.5,8). I use newest verion. Thanks.
Jiong
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