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BP206 Curve ends in a roughly up or down direction vs. curve ends in a roughly left or right direction.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP201 BP202 BP203 BP204 BP205  *  BP207 BP208 BP209 BP210 BP211

KEYWORD

traditional

CONCEPT downward_upward (info | search),
slope_at_endpoint (info | search),
line_or_curve_endpoint (info | search),
horizontal (info | search),
leftward_rightward (info | search),
tangent_absolute_direction (info | search),
absolute_direction (info | search),
vertical (info | search),
direction (info | search)

AUTHOR

Giuseppe Insana

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