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BP72 Ends of the curve are parallel vs. ends of the curve are perpendicular.
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REFERENCE

M. M. Bongard, Pattern Recognition, Spartan Books, 1970, p. 237.

CROSSREFS

Adjacent-numbered pages:
BP67 BP68 BP69 BP70 BP71  *  BP73 BP74 BP75 BP76 BP77

KEYWORD

nice, precise, unstable, ignoreimperfections, finished, traditional, bongard

CONCEPT slope_at_endpoint (info | search),
tracing_line_or_curve (info | search),
parallel (info | search),
perpendicular (info | search)

WORLD

curve [smaller | same | bigger]

AUTHOR

Mikhail M. Bongard

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