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Search: BP287
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BP287 Rays emanating from a central point vs. not so.
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CROSSREFS

Adjacent-numbered pages:
BP282 BP283 BP284 BP285 BP286  *  BP288 BP289 BP290 BP291 BP292

KEYWORD

traditional

CONCEPT lines_coincide (info | search),
imagined_point (info | search),
imagined_line_or_curve (info | search),
imagined_entity (info | search),
triangle_arrow (info | search),
triangle (info | search)

AUTHOR

"Lewis"

    page 1

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