Adjacent-numbered pages: BP849 BP850 BP851 BP852 BP853  *  BP855 BP856 BP857 BP858 BP859
left-finite, right-finite, left-full, right-full, finished, experimental, funny
nothing [same | bigger]zoom in left (nothing) | zoom in right (nothing)
Aaron David Fairbanks
This is the "smallest" possible valid Bongard Problem on black and white bitmap images (up to switching sides).
Adjacent-numbered pages: BP854 BP855 BP856 BP857 BP858  *  BP860 BP861 BP862 BP863 BP864
minimal, blackwhite, perfect, pixelperfect, experimental, funny, unstableworld
black_or_white_pixel [smaller | same | bigger]zoom in left (black_pixel) | zoom in right (white_pixel)