tag:blogger.com,1999:blog-28172905.post956753546477509497..comments2024-03-03T17:53:46.947-05:00Comments on (x, why?): Four-Color Theorem(x, why?)http://www.blogger.com/profile/17499160002806879025noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-28172905.post-71238918352805697662010-12-02T23:43:53.996-05:002010-12-02T23:43:53.996-05:00Not necessarily, some of those feathers aren't...Not necessarily, some of those feathers aren't contiguous.Anonymousnoreply@blogger.com