Left examples are called "star domains."
See BP388 for whether a distinguished point can see all points.
Adjacent-numbered pages: BP363 BP364 BP365 BP366 BP367  *  BP369 BP370 BP371 BP372 BP373
nice, precise, unstable, perfect, traditional
shape [smaller | same | bigger]zoom in left (fill_shape_with_seeing_point)
Aaron David Fairbanks