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BP362 Choice that solves the analogy exists vs. choice that solves the analogy does not exist.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP357 BP358 BP359 BP360 BP361  *  BP363 BP364 BP365 BP366 BP367

KEYWORD

creativeexamples, assumesfamiliarity, structure, rules

CONCEPT analogy (info | search),
imagined_shape (info | search),
imagined_entity (info | search)

AUTHOR

Aaron David Fairbanks

BP363 Counterclockwise along the curve following the arrow vs. clockwise along the curve following the arrow.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP358 BP359 BP360 BP361 BP362  *  BP364 BP365 BP366 BP367 BP368

KEYWORD

easy, nice, dual, handed, leftright, updown, gap, traditional

CONCEPT arrow (info | search),
turn_orientation (info | search),
tracing_line_or_curve (info | search)

AUTHOR

Aaron David Fairbanks

BP364 Two clearly separable groups vs. not so.
(edit; present; nest [left/right]; search; history)
COMMENTS

An image of this Bongard Problem will fit as a left example for itself.

CROSSREFS

Adjacent-numbered pages:
BP359 BP360 BP361 BP362 BP363  *  BP365 BP366 BP367 BP368 BP369

KEYWORD

nice, fuzzy, right-null, traditional, miniworlds

CONCEPT feature_cluster (info | search),
cluster (info | search)

AUTHOR

Aaron David Fairbanks

BP365 Two independent quantities changing simultaneously vs. a single quantity is changing.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP360 BP361 BP362 BP363 BP364  *  BP366 BP367 BP368 BP369 BP370

KEYWORD

traditional, rules, miniworlds

CONCEPT size_increase_decrease (info | search),
tracing_line_or_curve (info | search)

WORLD

constant_change_seq_increase_right [smaller | same | bigger]

AUTHOR

Aaron David Fairbanks

BP366 White dot is at center of mass vs. white dot is not at center of mass.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP361 BP362 BP363 BP364 BP365  *  BP367 BP368 BP369 BP370 BP371

KEYWORD

physics, traditional

CONCEPT center_of_mass (info | search)

AUTHOR

Aaron David Fairbanks

BP367 Center of mass within the black area of the shape vs. center of mass out of the black area of the shape.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP362 BP363 BP364 BP365 BP366  *  BP368 BP369 BP370 BP371 BP372

KEYWORD

precise, unstable, physics, perfect, pixelperfect, traditional

CONCEPT inside (info | search),
center_of_mass (info | search)

WORLD

shape [smaller | same | bigger]
zoom in left (shape_center_of_mass_falls_inside)

AUTHOR

Aaron David Fairbanks

BP368 There is a point that can see (in straight lines) all points vs. there is no point that can see (in straight lines) all points.
(edit; present; nest [left/right]; search; history)
COMMENTS

Left examples are called "star domains."

CROSSREFS

See BP388 for whether a distinguished point can see all points.

Adjacent-numbered pages:
BP363 BP364 BP365 BP366 BP367  *  BP369 BP370 BP371 BP372 BP373

KEYWORD

nice, precise, unstable, perfect, traditional

CONCEPT all (info | search),
existence (info | search),
imagined_point (info | search),
imagined_line_or_curve (info | search),
imagined_entity (info | search)

WORLD

shape [smaller | same | bigger]
zoom in left (fill_shape_with_seeing_point)

AUTHOR

Aaron David Fairbanks

BP369 All points (small white circles) on one figure can be glued together to make the other figure vs. not so.
(edit; present; nest [left/right]; search; history)
CROSSREFS

See BP851 for a version where the figure must stay within the 2D plane and cannot pass through itself while being deformed.

Adjacent-numbered pages:
BP364 BP365 BP366 BP367 BP368  *  BP370 BP371 BP372 BP373 BP374

KEYWORD

nice, math, traditional

CONCEPT topological_transformation (info | search),
imagined_motion (info | search),
motion (info | search)

WORLD

zoom in left (figure_made_of_curves_and_quotient_by_hollow_dots)

AUTHOR

Aaron David Fairbanks

BP370 Gluing sides with the same symbols makes a sphere vs. gluing sides with the same symbols makes a torus.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP365 BP366 BP367 BP368 BP369  *  BP371 BP372 BP373 BP374 BP375

KEYWORD

math

CONCEPT topological_transformation (info | search),
3d_solid (info | search),
imagined_motion (info | search),
motion (info | search)

AUTHOR

Aaron David Fairbanks

BP371 Net (folding along edges can make a 3D solid) vs. not a net.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP366 BP367 BP368 BP369 BP370  *  BP372 BP373 BP374 BP375 BP376

KEYWORD

nice

CONCEPT 3d_net (info | search),
3d_solid (info | search)

WORLD

polygon_outlines_sharing_edges [smaller | same | bigger]
zoom in left (polyhedron_net)

AUTHOR

Aaron David Fairbanks

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