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BP80 Points located at the same distances from a cross vs. points located at different distances from a cross.
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REFERENCE

M. M. Bongard, Pattern Recognition, Spartan Books, 1970, p. 240.

CROSSREFS

Adjacent-numbered pages:
BP75 BP76 BP77 BP78 BP79  *  BP81 BP82 BP83 BP84 BP85

KEYWORD

stretch, finished, traditional, bongard

CONCEPT length_line_or_curve (info | search),
same_feature (info | search),
same (info | search),
isosceles_triangle (info | search),
triangle (info | search)

AUTHOR

Mikhail M. Bongard

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