mean.asp {iL04}R Documentation

Mean aspect ratio

Description

Get the mean aspect ratio for a range of latitudes.

Usage

mean.asp(...)

Arguments

... one or more numeric arguments representing geographic latitudes in degrees

Value

A suitable aspect ratio for plotting coordinates given as pairs of longitude and latitude.

References

RuG/L04 - software for dialectometrics and cartography: http://www.let.rug.nl/~kleiweg/L04/

Examples

mean.asp(0)          # 1
mean.asp(-90, 90)    # 1.570796
mean.asp(39, 42)     # 1.315237

[Package iL04 version 1.15 Index]