mean.asp {iL04} | R Documentation |
Get the mean aspect ratio for a range of latitudes.
mean.asp(...)
... |
one or more numeric arguments representing geographic latitudes in degrees |
A suitable aspect ratio for plotting coordinates given as pairs of longitude and latitude.
RuG/L04 - software for dialectometrics and cartography: http://www.let.rug.nl/~kleiweg/L04/
mean.asp(0) # 1 mean.asp(-90, 90) # 1.570796 mean.asp(39, 42) # 1.315237