# Re: OT Re: Constructed maps

From: | Lars Finsen <lars.finsen@...> |

Date: | Monday, January 14, 2008, 16:10 |

Mark J. Reed wrote:��> quoting me:�>> If you'd like to do this by hand, try y
= (6.28 x cos(x/r)) / n,�>�> That 6.28 is presumably really 2* π.. 6.28 is
probably sufficient for�> hand drawing, but it never hurts to put off the
rounding 'til the�> end...��Unless you think of wasted space as
hurtful.��>> where y is the width of the wedge at x, r is the radius of the
globe,�>> and n is the number of wedges. Make sure cos calculates in
radians.�>�> Not sure what x signifies here... longitude of the center of
the�> wedge?��Think of it as distance from the base of the
wedge.��Since y gives the width, you need to use (+/-)y/2 to plot
its�curvature in x/y space.��LEF�

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